Release Storage Track 2 Library Preview 3 for Python

[kurtzeborn]

*=Work owned by xstore team

New Service Features

• CRC?
• * SAS support [Python Track2][STG67]Snapshot SAS - Catch up to June 18 #6432, [Python Track2][STG 67] Identity SAS - Catch up to June 18 #6433 (must-have for preview 3)
• * Request Rehydrate [Python Track2] [STG69] Rehydrate Priority #6438
• * CPK [Python Track2] [STG69] CPK #6439 (must-have for preview 3)
• * Files SMB Props [Python Track2] [STG69] FileSmbProperties REST Parity #6441 (must-have for preview 3)
• * AppendBlockFromURL, PutPageFromURL, PutRangeThroughURL [Python Track2][STG67] Add support for AppendBlockFromURL #6434, [Python Track2][STG67] Add support for PutPageFromURL #6435, [Python Track2] [STG69] PutRangeThroughUrl #6440

Feature work

• Verify encryption is done
• Unified Swagger (needs issue)
• Tracing for Blobs Async blob/container/service/lease clients need distributed trace decorator added #6727

Fit and finish

• Docs Make storage pylint-clean after enabling custom pylint checkers #6921
• Tests Migrate Queues to Devtools framework #7208

Cut (moved to preview 4)

• Docs [azure-storage] Document all optional kwargs for configuration #6165
• * Batch [Python Track2] [STG69] Batch Set tier [must have] #6436 (needs multi-part support)
• * Echo client request ID [Python Track2] [STG69] EchoClientRequestId #6437
• Tests [Storage] Implement advanced scenario tests #5120, [azure-storage] Refactor Blobs and Files test suite to use latest devtools #6225
• CI improvements [azure-storage] Add devops step for validating shared code #6167
• Azure.Core support for content type multi-part/mixed Support multi-part/mixed content type in Azure.Core #6995
• Retriable data streamer [Storage] Implement retriable data streamer #5121

[kurtzeborn]

Preview 3 shipped!