chore: remove unused languages from code editor

[ashtonG]

Ticket

ET-751

Description

This updates the hew package, which has been updated to reduce the number of available code editor languages to just javascript, yaml, json and markdown. this should shrink the package size by 2MB unpacked, 500KB packed.

Test Plan

React build size should be smaller. otherwise no testing is required

Checklist

• Changes have been manually QA'd
• New features have been approved by the corresponding PM
• User-facing API changes have the "User-facing API Change" label
• Release notes have been added as a separate file under docs/release-notes/
  See Release Note for details.
• Licenses have been included for new code which was copied and/or modified from any external code

[netlify]

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 50.45%. Comparing base (0928958) to head (800b4db).
Report is 5 commits behind head on main.

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #9898      +/-   ##
==========================================
- Coverage   54.52%   50.45%   -4.08%     
==========================================
  Files        1252      943     -309     
  Lines      156557   127962   -28595     
  Branches     3600     3599       -1     
==========================================
- Hits        85363    64560   -20803     
+ Misses      71062    63270    -7792     
  Partials      132      132              

Flag	Coverage Δ
harness	?
web	54.33% <ø> (ø)

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see 309 files with indirect coverage changes

[ashtonG]

for posterity
before

after