chore: bump @aws/mynah-ui to ^4.40.2

[chungjac]

Summary

• Bumps @aws/mynah-ui from ^4.40.1 to ^4.40.2 which includes the fix to escape all inline HTML in markdown output, eliminating the XSS attack surface reported in P388021229.

Related PRs

• fix: escape inline HTML in markdown to eliminate XSS attack surface mynah-ui#484 — fix: escape inline HTML in markdown to eliminate XSS attack surface

[codecov-commenter]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 60.55%. Comparing base (a6d27b6) to head (9bce06d).

Additional details and impacted files

@@                  Coverage Diff                   @@
##           feature/bug-bounty    #2719      +/-   ##
======================================================
- Coverage               60.56%   60.55%   -0.02%     
======================================================
  Files                     279      279              
  Lines                   66277    66277              
  Branches                 4255     4253       -2     
======================================================
- Hits                    40141    40131      -10     
- Misses                  26051    26061      +10     
  Partials                   85       85              

Flag	Coverage Δ
unittests	60.55% <ø> (-0.02%)	⬇️

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