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/retrieval/vector/dbs/pinecone.py

@@ -31,7 +31,6 @@ from open_webui.config import (
     PINECONE_METRIC,
     PINECONE_CLOUD,
 )
-from open_webui.env import SRC_LOG_LEVELS
 from open_webui.retrieval.vector.utils import process_metadata
 
 
@@ -39,7 +38,6 @@ NO_LIMIT = 10000  # Reasonable limit to avoid overwhelming the system
 BATCH_SIZE = 100  # Recommended batch size for Pinecone operations
 
 log = logging.getLogger(__name__)
-log.setLevel(SRC_LOG_LEVELS["RAG"])
 
 
 class PineconeClient(VectorDBBase):