Update GitHub Action workflows to actions/checkout@v6

Keep this up to date in all nonbranches, because the node.js runtime for older
versions might get deprecated in the future and fixing this for all branches at
once is easier.

see 2650248

Author: TimWolla

.github/workflows/nightly.yml

@@ -57,7 +57,7 @@ jobs:
     runs-on: [self-hosted, gentoo, ppc64]
     steps:
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: System info
@@ -98,7 +98,7 @@ jobs:
       image: 'alpine:3.22'
     steps:
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: apk
@@ -200,7 +200,7 @@ jobs:
     runs-on: ubuntu-${{ matrix.asan && inputs.asan_ubuntu_version || inputs.ubuntu_version }}
     steps:
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: Create MSSQL container
@@ -298,7 +298,7 @@ jobs:
           FIREBIRD_PASSWORD: test
     steps:
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: apt
@@ -364,7 +364,7 @@ jobs:
     runs-on: macos-${{ matrix.os }}
     steps:
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: Update clang
@@ -439,7 +439,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: Create MSSQL container
@@ -488,7 +488,7 @@ jobs:
       USE_TRACKED_ALLOC: 1
     steps:
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: apt
@@ -688,7 +688,7 @@ jobs:
     runs-on: ubuntu-${{ inputs.ubuntu_version }}
     steps:
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: Create MSSQL container
@@ -751,7 +751,7 @@ jobs:
     runs-on: ubuntu-${{ inputs.ubuntu_version }}
     steps:
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: apt
@@ -838,7 +838,7 @@ jobs:
     runs-on: ubuntu-${{ inputs.ubuntu_version }}
     steps:
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: apt
@@ -883,38 +883,38 @@ jobs:
       CXX: ccache g++
     steps:
       - name: git checkout PHP
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           path: php
           ref: ${{ inputs.branch }}
       - name: git checkout apcu
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           repository: krakjoe/apcu
           path: apcu
       - name: git checkout imagick
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           repository: Imagick/imagick
           path: imagick
       - name: git checkout memcached
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           repository: php-memcached-dev/php-memcached
           path: memcached
       - name: git checkout redis
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           repository: phpredis/phpredis
           path: redis
       - name: git checkout xdebug
         if: false
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           repository: xdebug/xdebug
           path: xdebug
       - name: git checkout yaml
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           repository: php/pecl-file_formats-yaml
           path: yaml
@@ -1019,7 +1019,7 @@ jobs:
       - name: git config
         run: git config --global core.autocrlf false && git config --global core.eol lf
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: Setup
@@ -1040,7 +1040,7 @@ jobs:
     timeout-minutes: 50
     steps:
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
         with:
           ref: ${{ inputs.branch }}
       - name: FreeBSD

.github/workflows/push.yml

@@ -71,7 +71,7 @@ jobs:
     runs-on: ubuntu-22.04
     steps:
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Create MSSQL container
         uses: ./.github/actions/setup-mssql
       - name: Create Oracle container
@@ -116,7 +116,7 @@ jobs:
     runs-on: macos-14
     steps:
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Update clang
         uses: ./.github/actions/macos-update-clang
       - name: brew
@@ -165,7 +165,7 @@ jobs:
       - name: git config
         run: git config --global core.autocrlf false && git config --global core.eol lf
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: Setup
         uses: ./.github/actions/setup-windows
       - name: Build
@@ -179,6 +179,6 @@ jobs:
     timeout-minutes: 50
     steps:
       - name: git checkout
-        uses: actions/checkout@v5
+        uses: actions/checkout@v6
       - name: FreeBSD
         uses: ./.github/actions/freebsd

.github/workflows/root.yml

@@ -13,7 +13,7 @@ jobs:
     outputs:
       branches: ${{ steps.set-matrix.outputs.branches }}
     steps:
-      - uses: actions/checkout@v5
+      - uses: actions/checkout@v6
         with:
           # Set fetch-depth to 0 to clone the full repository
           # including all branches. This is required to find