Merge pull request #5836 from open-webui/dependabot/pip/backend/dev/pandas-2.2.3

chore(deps): bump pandas from 2.2.2 to 2.2.3 in /backend

backend/requirements.txt

@@ -55,7 +55,7 @@ unstructured==0.15.9
 nltk==3.9.1
 Markdown==3.7
 pypandoc==1.13
-pandas==2.2.2
+pandas==2.2.3
 openpyxl==3.1.5
 pyxlsb==1.0.10
 xlrd==2.0.1