fix: remove http from dependencies (not allowed in custom integrations for hassfest)

Author: Franz646

custom_components/orphan_cleaner/manifest.json

@@ -3,7 +3,6 @@
   "name": "Orphan Entity Cleaner",
   "codeowners": ["@Franz646"],
   "config_flow": true,
-  "dependencies": ["http"],
   "documentation": "https://github.com/Franz646/orphan-cleaner",
   "integration_type": "service",
   "iot_class": "local_push",