[ticket/17342] Add tests for PHP 8.4 to GitHub Actions

PHPBB-17342

.github/workflows/tests.yml

@@ -137,6 +137,10 @@ jobs:
                       db: "mysql:5.7"
                     - php: '8.3'
                       db: "mariadb:10.2"
+                    - php: '8.4'
+                      db: "mysql:8.0"
+                    - php: '8.4'
+                      db: "mariadb:10.3"
 
         name: PHP ${{ matrix.php }} - ${{ matrix.db_alias != '' && matrix.db_alias || matrix.db }}
 
@@ -272,6 +276,8 @@ jobs:
                       db: "postgres:9.5"
                     - php: '8.3'
                       db: "postgres:9.5"
+                    - php: '8.4'
+                      db: "postgres:9.5"
 
         name: PHP ${{ matrix.php }} - ${{ matrix.db }}