feat(collections): add `invert` and `invertBy`

[mbhrznr]

trafficstars

first feature on deno_std 🎉

tackles https://github.com/denoland/deno_std/issues/4686 and creates first versions for the invert and invertBy functions.

the implementation is inspired by the lodash's invert and invertBy counterparts.

feedback is highly appreciated.

[codecov[bot]]

Codecov Report

All modified and coverable lines are covered by tests :white_check_mark:

Project coverage is 91.49%. Comparing base (ba0522a) to head (ca99006).

Additional details and impacted files

@@           Coverage Diff           @@
##             main    #4710   +/-   ##
=======================================
  Coverage   91.49%   91.49%           
=======================================
  Files         477      479    +2     
  Lines       37239    37257   +18     
  Branches     5316     5319    +3     
=======================================
+ Hits        34071    34089   +18     
  Misses       3112     3112           
  Partials       56       56           

:umbrella: View full report in Codecov by Sentry.
:loudspeaker: Have feedback on the report? Share it here.