Added 8.3 to php workflow

Co-authored-by: Alexander Pape <300609+Macavity@users.noreply.github.com>

Author: tolik518

.github/workflows/php.yml

@@ -14,7 +14,7 @@ jobs:
 
     strategy:
       matrix:
-        version: [7.3, 7.4, 8.0, 8.1, 8.2, 8.3]
+        version: [7.3, 7.4, 8.0, 8.1, 8.2, 8.3, 8.4]
 
     runs-on: ubuntu-latest