Update World4You SSL support

Author: maximilian-schwaerzler

_data/hosting_providers.json

@@ -2171,12 +2171,12 @@
   },
   {
     "name": "World4You Internet Services GmbH",
-    "link": "",
+    "link": "https://www.world4you.com/en/",
     "category": "partial",
     "tutorial": "",
-    "announcement": "",
+    "announcement": "https://www.world4you.com/en/domain/ssl-certificates",
     "plan": "",
-    "reviewed": "2019.6.6",
+    "reviewed": "2025.7.5",
     "note": ""
   },
   {