Resource 585 create the integration test for azure graph generic resource and azure lock resources

[soumyo13]

Description

1. Created the Integration test for azure_graph_generic_resources [only plural resource test]
2. Created the Integration test for azure_lock [Only singular resource test]
3. Remove the library file of azure_key_vault_rotation_key [Only singular resource]

Issues Resolved

NA

Check List

• [x] New functionality includes tests
• [x] All tests pass
• [x] rake lint passes
• [x] All commits have been signed-off for the Developer Certificate of Origin. See https://github.com/chef/chef/blob/master/CONTRIBUTING.md#developer-certification-of-origin-dco

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