Enhance Fab description with Button reference link

[Coderambling]

Updated the description of Floating Action Buttons to include a link to the Button reference.

Description

Fixes #{issue}

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Checklist

• Tests added and are passing
• Added documentation

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 82.86%. Comparing base (b7b007f) to head (53c0dc6).

Additional details and impacted files

@@             Coverage Diff             @@
##             main     #675       +/-   ##
===========================================
+ Coverage   65.09%   82.86%   +17.76%     
===========================================
  Files          33       33               
  Lines        3799     3799               
===========================================
+ Hits         2473     3148      +675     
+ Misses       1326      651      -675     

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