fix(ci): remove extraneous plugins build job

[hainenber]

fix(ci): remove extraneous plugins build job

SUMMARY

Pretty self-titled. The validate-frontend step is already included in lint step so it doesn't make sense to rerun it again.

This should reduce runner usage by a little amount. Hopefull economies of scale turn it into something bigger.

BEFORE/AFTER SCREENSHOTS OR ANIMATED GIF

N/A

TESTING INSTRUCTIONS

ADDITIONAL INFORMATION

• Has associated issue:
• Required feature flags:
• Changes UI
• Includes DB Migration (follow approval process in SIP-59)
  • Migration is atomic, supports rollback & is backwards-compatible
  • Confirm DB migration upgrade and downgrade tested
  • Runtime estimates and downtime expectations provided
• Introduces new feature or API
• Removes existing feature or API

[bito-code-review]

Bito Automatic Review Skipped - Files Excluded

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[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 66.42%. Comparing base (2548179) to head (cebe757).

Additional details and impacted files

@@           Coverage Diff           @@
##           master   #42677   +/-   ##
=======================================
  Coverage   66.42%   66.42%           
=======================================
  Files        2857     2857           
  Lines      161293   161293           
  Branches    37134    37134           
=======================================
  Hits       107132   107132           
  Misses      52136    52136           
  Partials     2025     2025           

Flag	Coverage Δ
javascript	73.26% <ø> (ø)

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