only test supported PHP versions

Author: othillo

.github/workflows/ci.yml

@@ -17,7 +17,6 @@ jobs:
     strategy:
       matrix:
         php-version:
-          - "7.3"
           - "7.4"
           - "8.0"
           - "8.1"
@@ -52,7 +51,7 @@ jobs:
       - name: "Install PHP"
         uses: "shivammathur/setup-php@v2"
         with:
-          php-version: "7.4"
+          php-version: "8.1"
           coverage: "none"
       - name: "Install dependencies with Composer"
         uses: "ramsey/composer-install@v1"
@@ -68,7 +67,7 @@ jobs:
       - name: "Install PHP"
         uses: "shivammathur/setup-php@v2"
         with:
-          php-version: "7.4"
+          php-version: "8.1"
           coverage: "none"
       - name: "Install dependencies with Composer"
         uses: "ramsey/composer-install@v1"