Limit azure-servicebus to not be used on ARM

Azure service bus uses uamqp which does not build for ARM architecture
and we need to disable it as a dependency for ARM.

setup.py

@@ -232,7 +232,8 @@ def write_version(filename: str = os.path.join(*[my_dir, "airflow", "git_version
     'azure-storage-blob>=12.7.0,<12.9.0',
     'azure-storage-common>=2.1.0',
     'azure-storage-file>=2.1.0',
-    'azure-servicebus>=7.6.1',
+    # Limited due to https://github.com/Azure/azure-uamqp-python/issues/191
+    'azure-servicebus>=7.6.1; platform_machine != "aarch64"',
 ]
 cassandra = [
     'cassandra-driver>=3.13.0',