Критические баг-фиксы и подготовка к релизу v1.1.0

— _ApiResponse dataclass: body читается внутри async with (Connection closed fix)
— _mkdir_parents helper: keyword args вместо positional (FileExistsError fix)
— async_get_clientsession(hass): HA managed session, убран self._session/_close_session
— manifest.json: version 1.1.0, requirements [] (убраны transliterate, pyjwt)

custom_components/rtkey/manifest.json

@@ -4,8 +4,8 @@
   "documentation": "https://github.com/sirmrak/RTKey",
   "issue_tracker": "https://github.com/sirmrak/RTKey/issues",
   "iot_class": "cloud_polling",
-  "version": "1.0.1",
-  "requirements": ["transliterate", "pyjwt"],
+  "version": "1.1.0",
+  "requirements": [],
   "config_flow": true,
   "codeowners": ["@sirmrak"]
 }