Response an error message when there is incomplete sbom generate job

[stonezdj]

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Comprehensive Summary of your change

Issue being fixed

Fixes #(issue)

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• Well Written Title and Summary of the PR
• Label the PR as needed. "release-note/ignore-for-release, release-note/new-feature, release-note/update, release-note/enhancement, release-note/community, release-note/breaking-change, release-note/docs, release-note/infra, release-note/deprecation"
• Accepted the DCO. Commits without the DCO will delay acceptance.
• Made sure tests are passing and test coverage is added if needed.
• Considered the docs impact and opened a new docs issue or PR with docs changes if needed in website repository.

[codecov]

Codecov Report

Attention: Patch coverage is 18.18182% with 9 lines in your changes are missing coverage. Please review.

Project coverage is 66.25%. Comparing base (b7b8847) to head (bc82fa3).
Report is 207 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #20526      +/-   ##
==========================================
- Coverage   67.56%   66.25%   -1.31%     
==========================================
  Files         991     1045      +54     
  Lines      109181   113488    +4307     
  Branches     2719     2844     +125     
==========================================
+ Hits        73768    75192    +1424     
- Misses      31449    34188    +2739     
- Partials     3964     4108     +144     

Flag	Coverage Δ
unittests	66.25% <18.18%> (-1.31%)	⬇️

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

Files	Coverage Δ
src/pkg/scan/sbom/sbom.go	51.98% <40.00%> (ø)
src/pkg/task/task.go	58.69% <0.00%> (-3.73%)	⬇️

... and 572 files with indirect coverage changes

[wy65701436]

lgtm