IWF-1150: adding more logging for deleting S3 objects

[ktrops]

Description

Checklist

• Code compiles correctly
• Tests for the changes have been added
• All tests passing
• This PR change is backwards-compatible
• This PR CONTAINS a (planned) breaking change (it is not backwards compatible)

Related Issue

Closes #issue_number

[codecov]

Codecov Report

❌ Patch coverage is 18.75000% with 26 lines in your changes missing coverage. Please review.
✅ Project coverage is 65.79%. Comparing base (b66886f) to head (50a2568).
⚠️ Report is 1 commits behind head on main.

Files with missing lines	Patch %	Lines
service/common/blobstore/store_impl.go	18.75%	26 Missing ⚠️

❌ Your patch status has failed because the patch coverage (18.75%) is below the target coverage (90.00%). You can increase the patch coverage or adjust the target coverage.

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #597      +/-   ##
==========================================
- Coverage   65.84%   65.79%   -0.06%     
==========================================
  Files          64       64              
  Lines        6433     6464      +31     
==========================================
+ Hits         4236     4253      +17     
- Misses       1872     1886      +14     
  Partials      325      325              

Files with missing lines	Coverage Δ
service/common/blobstore/store_impl.go	68.30% <18.75%> (-9.99%)	⬇️

... and 2 files with indirect coverage changes

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