feat: adding parameter for color to menu item

[palbizu]

Description

The color parameter is added to be able to use customs colors in the label of the menu item.

Testing

Visual testing.

Checklist:

• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• Any dependent changes have been merged and published in downstream modules

Documentation

Make sure that you have documented corresponding changes in this repository or hypertrace docs repo if required.

[codecov]

Codecov Report

Merging #767 (cea7de5) into main (7cff1af) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##             main     #767   +/-   ##
=======================================
  Coverage   85.35%   85.35%           
=======================================
  Files         788      788           
  Lines       16127    16128    +1     
  Branches     2055     2055           
=======================================
+ Hits        13765    13766    +1     
  Misses       2331     2331           
  Partials       31       31           

Impacted Files	Coverage Δ
...src/menu-dropdown/menu-item/menu-item.component.ts	100.00% <100.00%> (ø)

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[github-actions]

Unit Test Results

    4 files  247 suites   15m 48s ⏱️
884 tests 884 ✔️ 0 💤 0 ❌
890 runs  890 ✔️ 0 💤 0 ❌

Results for commit 41a3f03.