Update matrix

.github/workflows/ci.yml

@@ -12,7 +12,7 @@ on:
 
 jobs:
   php-cs-fixer:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -42,7 +42,7 @@ jobs:
         run: bin/php-cs-fixer fix --verbose --diff --dry-run Mixpanel/
 
   php-stan:
-    runs-on: ubuntu-20.04
+    runs-on: ubuntu-22.04
     steps:
       - name: Checkout
         uses: actions/checkout@v4
@@ -76,18 +76,30 @@ jobs:
     strategy:
       max-parallel: 15
       matrix:
-        operating-system: [ubuntu-20.04, macOS-10.15]
-        php-versions: ["8.0", "8.3"]
-        symfony-versions: ["5.4", "6.4", "7.1"]
-    name: test php/${{ matrix.php-versions }} symfony/${{ matrix.symfony-versions }} on ${{ matrix.operating-system }}
+        # latest php on all symfony versions
+        operating-system: [ubuntu-22.04]
+        php-version: ["8.3"]
+        symfony-version: ["5.4", "6.4", "7.1"]
+        include:
+          # minimum versions
+          - php-version: 8.0
+            operating-system: ubuntu-22.04
+            symfoy-version: "5.4"
+          - php-version: 8.0
+            operating-system: ubuntu-22.04
+            symfoy-version: "6.4"
+          - php-version: 8.3
+            operating-system: macos-12
+            symfoy-version: "7.1"
+    name: test php/${{ matrix.php-version }} symfony/${{ matrix.symfony-version }} on ${{ matrix.operating-system }}
     steps:
       - name: Checkout
         uses: actions/checkout@v4
 
       - name: Setup PHP
         uses: shivammathur/setup-php@main
         with:
-          php-version: ${{ matrix.php-versions }}
+          php-version: ${{ matrix.php-version }}
           extensions: mbstring, pcov
           coverage: pcov
 
@@ -114,7 +126,7 @@ jobs:
       - name: Set Symfony version
         run: |
           composer update --prefer-dist --no-interaction
-          composer config extra.symfony.require ${{ matrix.symfony-versions }}
+          composer config extra.symfony.require ${{ matrix.symfony-version }}
 
       - name: Install Dependencies
         run: composer install --prefer-dist --no-interaction