feat: calculate digest of the persistent cache piece to check the integrity of the metadata

[gaius-qi]

Description

This pull request includes several changes to improve the calculation and verification of piece metadata digests in the dragonfly-client project. The key changes involve updating the calculate_digest method, ensuring the integrity of piece metadata, and updating dependencies.

Digest Calculation and Verification:

• dragonfly-client-storage/src/metadata.rs: Enhanced the calculate_digest method to include additional metadata fields and ensure the integrity of piece metadata.
• dragonfly-client/src/grpc/dfdaemon_upload.rs: Added digest calculation and verification in the DfdaemonUpload implementation to ensure the integrity of piece metadata. [1] [2]
• dragonfly-client/src/resource/piece_downloader.rs: Added digest calculation and comparison to verify the integrity of piece metadata in the Downloader implementation. [1] [2]

Dependency Updates:

• Cargo.toml: Updated the dragonfly-api dependency version from 2.1.25 to 2.1.27.

Documentation Updates:

• dragonfly-client-util/src/digest/mod.rs: Updated the documentation for the calculate_file_digest function to reflect the correct terminology.

Related Issue

dragonflyoss/dragonfly#3811

Motivation and Context

Screenshots (if appropriate)

[codecov]

Codecov Report

Attention: Patch coverage is 20.00000% with 32 lines in your changes missing coverage. Please review.

Project coverage is 33.07%. Comparing base (32c99b7) to head (2fbce17).
Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
dragonfly-client/src/resource/piece_downloader.rs	0.00%	25 Missing ⚠️
dragonfly-client/src/grpc/dfdaemon_upload.rs	0.00%	7 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #980      +/-   ##
==========================================
- Coverage   33.18%   33.07%   -0.11%     
==========================================
  Files          59       59              
  Lines        9727     9741      +14     
==========================================
- Hits         3228     3222       -6     
- Misses       6499     6519      +20     

Files with missing lines	Coverage Δ
dragonfly-client-storage/src/metadata.rs	62.08% <100.00%> (-0.83%)	⬇️
dragonfly-client-util/src/digest/mod.rs	80.48% <ø> (ø)
dragonfly-client/src/grpc/dfdaemon_upload.rs	0.00% <0.00%> (ø)
dragonfly-client/src/resource/piece_downloader.rs	2.66% <0.00%> (-0.67%)	⬇️

[chlins]

lgtm

[CormickKneey]

lgtm