feat: add Menu primitive

[dpilch]

Add support for Menu primitive.

[codecov-commenter]

Codecov Report

Merging #322 (6703a2b) into develop (4b4f587) will increase coverage by 0.08%.
The diff coverage is 100.00%.

@@             Coverage Diff             @@
##           develop     #322      +/-   ##
===========================================
+ Coverage    89.92%   90.01%   +0.08%     
===========================================
  Files           36       36              
  Lines         1251     1262      +11     
  Branches       279      283       +4     
===========================================
+ Hits          1125     1136      +11     
  Misses         123      123              
  Partials         3        3              

Impacted Files	Coverage Δ
...react/lib/amplify-ui-renderers/amplify-renderer.ts	100.00% <100.00%> (ø)
packages/codegen-ui-react/lib/primitive.ts	100.00% <100.00%> (ø)
...gen-ui-react/lib/react-studio-template-renderer.ts	91.21% <100.00%> (+0.05%)	⬆️

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