Update PHP Versions

Author: kiike

.github/workflows/ci.yml

@@ -11,10 +11,11 @@ jobs:
     strategy:
       matrix:
         php:
-          - 7.4
-          - 7.3
-          - 7.2
-          - 7.1
+          - 8.5
+          - 8.4
+          - 8.3
+          - 8.2
+          - 8.1
     steps:
       - uses: actions/checkout@v2
       - uses: shivammathur/setup-php@v2