refactor(api): remove token variable from OpenAPI specifications for clarity

openapi.json

@@ -7,13 +7,7 @@
     "servers": [
         {
             "url": "https:\/\/app.coolify.io\/api\/v1",
-            "description": "Coolify Cloud API. Change the host to your own instance if you are self-hosting.",
-            "variables": {
-                "token": {
-                    "default": "Coolify token for authentication",
-                    "description": "your-coolify-token-here"
-                }
-            }
+            "description": "Coolify Cloud API. Change the host to your own instance if you are self-hosting."
         }
     ],
     "paths": {