undo string change

Author: swissspidy

.github/workflows/testing.yml

@@ -30,35 +30,35 @@ jobs:
         {
           "include": [
             {
-              "php": 8.4,
+              "php": "8.4",
               "wp": "latest",
               "mysql": "mysql-8.0"
             },
             {
-              "php": 8.4,
+              "php": "8.4",
               "wp": "latest",
               "dbtype": "sqlite"
             },
             {
-              "php": 8.4,
+              "php": "8.4",
               "wp": "latest",
               "mysql": "mysql-8.0",
               "os": "macos-15"
             },
             {
-              "php": 8.4,
+              "php": "8.4",
               "wp": "latest",
               "dbtype": "sqlite",
               "os": "macos-15"
             },
             {
-              "php": 8.4,
+              "php": "8.4",
               "wp": "latest",
               "mysql": "mysql-8.0",
               "os": "windows-2025"
             },
             {
-              "php": 8.4,
+              "php": "8.4",
               "wp": "latest",
               "dbtype": "sqlite",
               "os": "windows-2025"