extend php version matrix

Author: nekufa

.github/workflows/tests.yml

@@ -6,7 +6,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        php: ["8.1", "8.2", "8.3", "8.4"]
+        php: ["8.1", "8.2", "8.3", "8.4", "8.5"]
         tarantool: ["2.10", "2.11"]
     steps:
       - uses: actions/checkout@v2