chore(deps): update dependency php to ^8.5.5

| datasource  | package                    | from  | to    |
| ----------- | -------------------------- | ----- | ----- |
| github-tags | containerbase/php-prebuild | 8.1.0 | 8.5.5 |

Author: renovate[bot]

composer.json

@@ -13,7 +13,7 @@
 		}
 	],
 	"require": {
-		"php": "^8.1",
+		"php": "^8.5.5",
 		"psr/http-message": "^1.0 || ^2.0",
 		"simshaun/recurr": "^5.0.3",
 		"typo3/cms-backend": "^12.0 || ^13.0",