Merge pull request #4540 from open-webui/dependabot/pip/backend/dev/pytest-approx-eq-8.3.2

chore(deps): update pytest requirement from ~=8.2.2 to ~=8.3.2 in /backend

backend/requirements.txt

@@ -76,5 +76,5 @@ duckduckgo-search~=6.2.1
 
 ## Tests
 docker~=7.1.0
-pytest~=8.2.2
+pytest~=8.3.2
 pytest-docker~=3.1.1