Fix php version in test.yml #KDS-604

Author: mifich

.github/workflows/test.yml

@@ -11,7 +11,7 @@ jobs:
     strategy:
       matrix:
         operating-system: [ ubuntu-latest, ubuntu-20.04 ]
-        php: [ '8.0', '8.1', '8.1' ]
+        php: [ '8.0', '8.1', '8.4' ]
 
     steps:
       - uses: actions/checkout@master