fix: tools/c7n_azure/requirements.txt to reduce vulnerabilities

The following vulnerabilities are fixed by pinning transitive dependencies:
- https://snyk.io/vuln/SNYK-PYTHON-MSAL-5904284

tools/c7n_azure/requirements.txt

@@ -76,7 +76,7 @@ importlib-metadata==4.13.0 ; python_version >= "3.7" and python_version < "3.8"
 isodate==0.6.1 ; python_version >= "3.7" and python_version < "4.0"
 jmespath==1.0.1 ; python_version >= "3.7" and python_version < "4.0"
 msal-extensions==1.0.0 ; python_version >= "3.7" and python_version < "4.0"
-msal==1.20.0 ; python_version >= "3.7" and python_version < "4.0"
+msal==1.24.1 ; python_version >= "3.7" and python_version < "4.0"
 msrest==0.7.1 ; python_version >= "3.7" and python_version < "4.0"
 msrestazure==0.6.4 ; python_version >= "3.7" and python_version < "4.0"
 netaddr==0.7.20 ; python_version >= "3.7" and python_version < "4.0"