feat: remove handleSyncPiecesFailedRequest when sync piece failed

[gaius-qi]

Description

Related Issue

Motivation and Context

Screenshots (if appropriate)

Types of changes

• Bug fix (non-breaking change which fixes an issue)
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to change)
• Documentation Update (if none of the other choices apply)

Checklist

• My change requires a change to the documentation.
• I have updated the documentation accordingly.
• I have read the CONTRIBUTING document.
• I have added tests to cover my changes.

[codecov]

Codecov Report

Merging #2906 (77e5430) into main (0431b32) will increase coverage by 0.00%.
Report is 2 commits behind head on main.
The diff coverage is n/a.

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #2906   +/-   ##
=======================================
  Coverage   51.04%   51.05%           
=======================================
  Files         161      161           
  Lines       21781    21778    -3     
=======================================
  Hits        11118    11118           
+ Misses      10005    10002    -3     
  Partials      658      658           

Flag	Coverage Δ
Object-compatibility-e2etests	?
e2etests	?
unittests	51.05% <ø> (+<0.01%)	⬆️

Flags with carried forward coverage won't be shown. Click here to find out more.

Files	Coverage Δ
scheduler/service/service_v2.go	85.47% <ø> (+0.31%)	⬆️

... and 2 files with indirect coverage changes