Update azure-identity requirement in /azure-quantum (#747)

Updates the requirements on [azure-identity](https://github.com/Azure/azure-sdk-for-python) to permit the latest version.
- [Release notes](https://github.com/Azure/azure-sdk-for-python/releases)
- [Commits](Azure/azure-sdk-for-python@azure-identity_1.17.0...azure-identity_1.25.3)

---
updated-dependencies:
- dependency-name: azure-identity
  dependency-version: 1.25.3
  dependency-type: direct:production
...

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azure-quantum/requirements.txt

@@ -1,5 +1,5 @@
 azure-core>=1.30,<2.0
-azure-identity>=1.17,<2.0
+azure-identity>=1.25.3,<2.0
 azure-storage-blob>=12.20,<13.0
 msrest>=0.7.1,<1.0
 numpy>=1.21.0