fix action lint

Author: mashiike

.github/workflows/test.yaml

@@ -1,28 +1,19 @@
 name: Test
-on:
-  push:
-    branches:
-      - master
-      - main
-  pull_request:
-    types:
-      - opened
-      - synchronize
-      - reopened
+on: [push]
 
 jobs:
   test:
     strategy:
       matrix:
         go:
           - "1.19"
-          - "1.20
+          - "1.20"
           - "1.21"
     name: Build
     runs-on: ubuntu-latest
     steps:
       - name: Set up Go
-        uses: actions/setup-go@v3
+        uses: actions/setup-go@v4
         with:
           go-version: ${{ matrix.go }}
         id: go