chore/perf: Remove old SRC level log env vars with no impact (#20045)

* Update openai.py

* Update env.py

* Merge pull request open-webui#19030 from open-webui/dev (#119)

Co-authored-by: Tim Baek <tim@openwebui.com>
Co-authored-by: Claude <noreply@anthropic.com>

---------

Co-authored-by: Tim Baek <tim@openwebui.com>
Co-authored-by: Claude <noreply@anthropic.com>

backend/open_webui/utils/tools.py

@@ -39,7 +39,6 @@ from open_webui.models.tools import Tools
 from open_webui.models.users import UserModel
 from open_webui.utils.plugin import load_tool_module_by_id
 from open_webui.env import (
-    SRC_LOG_LEVELS,
     AIOHTTP_CLIENT_TIMEOUT,
     AIOHTTP_CLIENT_TIMEOUT_TOOL_SERVER_DATA,
     AIOHTTP_CLIENT_SESSION_TOOL_SERVER_SSL,
@@ -48,7 +47,6 @@ from open_webui.env import (
 import copy
 
 log = logging.getLogger(__name__)
-log.setLevel(SRC_LOG_LEVELS["MODELS"])
 
 
 def get_async_tool_function_and_apply_extra_params(