feat: support workload identity auth for Azure #930

Job	Run time
build_under_wasm	35s
build (ubuntu-latest)	47s
build_single_feature (services-aliyun)	23s
build (macos-11)	2m 15s
build_all_features (ubuntu-latest)	40s
build_single_feature (services-aws)	36s
build (windows-latest)	1m 39s
build_all_features (macos-11)	1m 46s
build_all_features (windows-latest)	1m 40s
build_single_feature (services-azblob)	33s
check	6s
build_single_feature (services-google)	35s
test_aws_web_identity	0s
build_single_feature (services-huaweicloud)	20s
test_gcs_web_identify	0s
build_single_feature (services-oracle)	32s
build_single_feature (services-tencent)	25s
test_tencent_cloud_web_identify	0s
unit	1m 4s
	13m 56s

Provide feedback