Update the CI setup

Author: stof

.github/workflows/ci.yaml

@@ -28,9 +28,9 @@ jobs:
         name: PHP ${{ matrix.php }} ${{ matrix.description }}
         steps:
             - name: Checkout
-              uses: actions/checkout@v2
+              uses: actions/checkout@v3
 
-            - uses: actions/cache@v2
+            - uses: actions/cache@v3
               with:
                   path: ~/.composer/cache/files
                   key: ${{ matrix.php }}-${{ matrix.symfony-versions }}
@@ -47,6 +47,9 @@ jobs:
             - name: Install dependencies
               run: composer install
 
+            - name: Install PHPUnit
+              run: ./vendor/bin/simple-phpunit install
+
             - name: Run PHPUnit tests
               run: |
                 ./vendor/bin/simple-phpunit

.github/workflows/static-analysis.yaml

@@ -11,7 +11,7 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - name: Checkout
-              uses: actions/checkout@v2.0.0
+              uses: actions/checkout@v3
 
             - name: Validate
               run: composer validate --no-check-lock --strict
@@ -21,12 +21,12 @@ jobs:
         runs-on: ubuntu-latest
         steps:
             - name: Checkout
-              uses: actions/checkout@v2
+              uses: actions/checkout@v3
 
             - name: Setup PHP
               uses: shivammathur/setup-php@v2
               with:
-                  php-version: '7.4'
+                  php-version: '8.1'
 
             - name: Install dependencies
               run: composer install