Bump azure-identity from 1.12.0 to 1.17.1 in /src/processform

Bumps [azure-identity](https://github.com/Azure/azure-sdk-for-python) from 1.12.0 to 1.17.1.
- [Release notes](https://github.com/Azure/azure-sdk-for-python/releases)
- [Changelog](https://github.com/Azure/azure-sdk-for-python/blob/main/doc/esrp_release.md)
- [Commits](Azure/azure-sdk-for-python@azure-identity_1.12.0...azure-identity_1.17.1)

---
updated-dependencies:
- dependency-name: azure-identity
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

src/processform/requirements_init_versions.txt

@@ -4,7 +4,7 @@
 
 azure-functions==1.12.0
 azure-storage-blob==12.22.0
-azure-identity==1.12.0
+azure-identity==1.17.1
 requests
 #azure-ai-formrecognizer
 azure-ai-formrecognizer==3.2.0b3