feat: supports incremental backup in release-0.9

[gnolong]

ref #8693
fix #8708

[codecov]

Codecov Report

Attention: Patch coverage is 34.45783% with 272 lines in your changes missing coverage. Please review.

Project coverage is 64.66%. Comparing base (b6d38ea) to head (6b423f9).
Report is 2 commits behind head on release-0.9.

Files with missing lines	Patch %	Lines
pkg/dataprotection/restore/utils.go	0.00%	75 Missing ⚠️
pkg/dataprotection/restore/manager.go	0.00%	64 Missing ⚠️
controllers/dataprotection/utils.go	59.50%	34 Missing and 15 partials ⚠️
controllers/dataprotection/backup_controller.go	67.81%	20 Missing and 8 partials ⚠️
pkg/dataprotection/utils/utils.go	0.00%	23 Missing ⚠️
pkg/dataprotection/backup/request.go	4.54%	20 Missing and 1 partial ⚠️
pkg/dataprotection/restore/builder.go	0.00%	8 Missing and 2 partials ⚠️
pkg/dataprotection/backup/utils.go	84.61%	2 Missing ⚠️

Additional details and impacted files

@@               Coverage Diff               @@
##           release-0.9    #8757      +/-   ##
===============================================
- Coverage        64.70%   64.66%   -0.05%     
===============================================
  Files              359      359              
  Lines            45984    46301     +317     
===============================================
+ Hits             29754    29939     +185     
- Misses           13571    13690     +119     
- Partials          2659     2672      +13     

Flag	Coverage Δ
unittests	64.66% <34.45%> (-0.05%)	⬇️

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