Merge pull request #5838 from open-webui/dependabot/pip/backend/dev/duckduckgo-search-approx-eq-6.2.13

chore(deps): update duckduckgo-search requirement from ~=6.2.11 to ~=6.2.13 in /backend

backend/requirements.txt

@@ -80,7 +80,7 @@ pytube==15.0.0
 
 extract_msg
 pydub
-duckduckgo-search~=6.2.11
+duckduckgo-search~=6.2.13
 
 ## Tests
 docker~=7.1.0