Bump msrestazure from 0.6.4 to 0.6.4.post1

Bumps [msrestazure](https://github.com/Azure/msrestazure-for-python) from 0.6.4 to 0.6.4.post1.
- [Release notes](https://github.com/Azure/msrestazure-for-python/releases)
- [Commits](https://github.com/Azure/msrestazure-for-python/commits)

---
updated-dependencies:
- dependency-name: msrestazure
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -5,7 +5,7 @@ azure-mgmt-resource==23.1.1
 azure-mgmt-storage==21.1.0
 azure-storage-blob==12.20.0
 cachetools
-msrestazure==0.6.4
+msrestazure==0.6.4.post1
 uwsgi==2.0.24
 requests==2.32.2
 Django~=5.0.6