Use older prerelease (7.4.0-preview.5) in test matrix

Author: MariusStorhaug

.github/workflows/Action-Test.yml

@@ -22,7 +22,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macOS-latest]
-        version: ['latest', 'prerelease', '7.4.7', '7.5.0', '7.6.0-preview.6']
+        version: ['latest', 'prerelease', '7.4.7', '7.5.0', '7.4.0-preview.5']
     runs-on: ${{ matrix.os }}
     name: '${{ matrix.os }} - [${{ matrix.version }}]'
     steps:

action.yml

@@ -11,9 +11,9 @@ branding:
 inputs:
   Version:
     description: |
-      PowerShell version to install (e.g. `7.4.1` or `7.6.0-preview.6`).
+      PowerShell version to install (e.g. `7.4.1` or `7.4.0-preview.5`).
       Defaults to install the latest stable release.
-      Prerelease versions are supported (e.g. `7.6.0-preview.6`, `7.5.0-rc.1`).
+      Prerelease versions are supported (e.g. `7.4.0-preview.5`, `7.5.0-rc.1`).
     required: false
     default: 'latest'
   Prerelease: