ci: update all deprecated GitHub Actions to latest versions

Author: jasonbahl

.github/workflows/code-quality.yml

@@ -21,12 +21,12 @@ jobs:
     steps:
       - name: Cancel previous runs of this workflow (pull requests only)
         if: ${{ github.event_name == 'pull_request' }}
-        uses: styfle/cancel-workflow-action@0.5.0
+        uses: styfle/cancel-workflow-action@0.12.1
         with:
           access_token: ${{ github.token }}
 
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2

.github/workflows/update-wordpress-assets.yml

@@ -11,7 +11,7 @@ jobs:
       - name: Install Subversion
         run: sudo apt-get update && sudo apt-get install -y subversion
 
-      - uses: actions/checkout@master
+      - uses: actions/checkout@v4
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2

.github/workflows/upload-plugin-zip.yml

@@ -7,7 +7,7 @@ jobs:
     runs-on: ubuntu-latest
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
         with:

.github/workflows/wordpress-coding-standards.yml

@@ -19,7 +19,7 @@ jobs:
 
     steps:
       - name: Checkout
-        uses: actions/checkout@v2
+        uses: actions/checkout@v4
 
       - name: Setup PHP
         uses: shivammathur/setup-php@v2
@@ -30,10 +30,10 @@ jobs:
 
       - name: Get Composer Cache Directory
         id: composer-cache
-        run: echo "::set-output name=dir::$(composer config cache-files-dir)"
+        run: echo "dir=$(composer config cache-files-dir)" >> $GITHUB_OUTPUT
 
       - name: Cache dependencies
-        uses: actions/cache@v2
+        uses: actions/cache@v4
         with:
           path: ${{ steps.composer-cache.outputs.dir }}
           key: php-${{ matrix.php }}-${{ runner.os }}-composer-${{ hashFiles('**/composer.lock') }}