update for php 8.4

Author: sergix44

.github/workflows/test_suite.yml

@@ -12,7 +12,7 @@ jobs:
     strategy:
       matrix:
         operating-system: [ubuntu-latest]
-        php-versions: ["7.3", "7.4", "8.0", "8.1", "8.2"]
+        php-versions: ["7.3", "7.4", "8.0", "8.1", "8.2", "8.3", "8.4"]
 
     steps:
     - uses: actions/checkout@v2