Merge pull request #849 from microsoftgraph/dependabot/pip/azure-identity-1.21.0

chore(deps-dev): bump azure-identity from 1.20.0 to 1.21.0

Author: github-actions[bot]

requirements-dev.txt

@@ -8,7 +8,7 @@ attrs==25.1.0 ; python_version >= '3.7'
 
 azure-core==1.32.0 ; python_version >= '3.7'
 
-azure-identity==1.20.0
+azure-identity==1.21.0
 
 build==1.2.2.post1