Set default capability for old scanners

[stonezdj]

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Comprehensive Summary of your change

Issue being fixed

Fixes #(issue)

Please indicate you've done the following:

• 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

All modified and coverable lines are covered by tests ✅

Project coverage is 66.34%. Comparing base (b7b8847) to head (d365a02).
Report is 148 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main   #20306      +/-   ##
==========================================
- Coverage   67.56%   66.34%   -1.22%     
==========================================
  Files         991     1042      +51     
  Lines      109181   112941    +3760     
  Branches     2719     2827     +108     
==========================================
+ Hits        73768    74932    +1164     
- Misses      31449    33954    +2505     
- Partials     3964     4055      +91     

Flag	Coverage Δ
unittests	66.34% <100.00%> (-1.22%)	⬇️

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

Files	Coverage Δ
src/pkg/scan/rest/v1/models.go	58.16% <100.00%> (+13.56%)	⬆️

... and 565 files with indirect coverage changes

[wy65701436]

lgtm

[zyyw]

switch ... case instead of if ... else if?