fix(amazonq): mcp tool panel blocks amazon q chat interface when using right-click context menu

[laileni-aws]

Problem

• mcp tool panel blocks amazon q chat interface when using right-click context menu

Issue-UX.mov

Solution

Fix-UX.mov

• Fix the above issue

License

By submitting this pull request, I confirm that my contribution is made under the terms of the Apache 2.0 license.

[codecov-commenter]

Codecov Report

❌ Patch coverage is 91.66667% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 62.67%. Comparing base (a53d14e) to head (4db4636).

Files with missing lines	Patch %	Lines
chat-client/src/client/mcpMynahUi.ts	87.50%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main    #2442      +/-   ##
==========================================
- Coverage   62.71%   62.67%   -0.04%     
==========================================
  Files         266      266              
  Lines       59671    59679       +8     
  Branches     3841     3836       -5     
==========================================
- Hits        37422    37404      -18     
- Misses      22174    22200      +26     
  Partials       75       75              

Flag	Coverage Δ
unittests	62.67% <91.66%> (-0.04%)	⬇️

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