chore: add cluster labels to continouns backup and support do postReady restore

[wangyelei]

No description provided.

[codecov]

Codecov Report

Attention: Patch coverage is 44.44444% with 30 lines in your changes are missing coverage. Please review.

Project coverage is 65.49%. Comparing base (6ef3c13) to head (f9eef77).
Report is 1 commits behind head on release-0.8.

Files	Patch %	Lines
pkg/dataprotection/backup/scheduler.go	0.00%	11 Missing ⚠️
controllers/apps/transformer_cluster_restore.go	61.53%	9 Missing and 1 partial ⚠️
pkg/controller/plan/restore.go	14.28%	4 Missing and 2 partials ⚠️
pkg/dataprotection/restore/utils.go	0.00%	2 Missing ⚠️
controllers/apps/operations/rebuild_instance.go	75.00%	1 Missing ⚠️

Additional details and impacted files

@@               Coverage Diff               @@
##           release-0.8    #7151      +/-   ##
===============================================
- Coverage        65.54%   65.49%   -0.05%     
===============================================
  Files              306      307       +1     
  Lines            38069    38113      +44     
===============================================
+ Hits             24952    24963      +11     
- Misses           10965    11004      +39     
+ Partials          2152     2146       -6     

Flag	Coverage Δ
unittests	65.49% <44.44%> (-0.05%)	⬇️

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