feat(forEachRight): add forEachRight

[haejunejung]

closes: #107

I have implemented a forEachRight function to address the requirements outlined in issue #107.

[vercel]

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[raon0211]

Looks great. Thanks for your contribution!

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (834d50c) to head (b4978b4).

Additional details and impacted files

@@            Coverage Diff            @@
##              main      #119   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files           62        63    +1     
  Lines          338       342    +4     
  Branches        39        39           
=========================================
+ Hits           338       342    +4     

[codspeed-hq]

CodSpeed Performance Report

Merging #119 will degrade performances by 81.4%

_{Comparing haejunejung:feat/forEachRight (b4978b4) with main (834d50c)}

Summary

⚡ 3 improvements
❌ 11 regressions
✅ 100 untouched benchmarks

🆕 2 new benchmarks

⚠️ Please fix the performance issues or acknowledge them on CodSpeed.

Benchmarks breakdown

	Benchmark	main	haejunejung:feat/forEachRight	Change
❌	lodash	49.2 µs	209.9 µs	-76.53%
⚡	lodash/differenceBy	348.2 µs	227.8 µs	+52.86%
🆕	es-toolkit/forEachRight	N/A	38.1 µs	N/A
🆕	lodash/forEachRight	N/A	323.6 µs	N/A
❌	lodash/intersectionBy	308.2 µs	444.9 µs	-30.71%
❌	lodash/isNil	35.4 µs	190.2 µs	-81.4%
⚡	lodash/keyBy	215.6 µs	58.7 µs	×3.7
❌	lodash/pick	86.3 µs	251 µs	-65.6%
❌	es-toolkit/range	39.3 µs	48.5 µs	-18.87%
❌	lodash/range	33.6 µs	44.2 µs	-23.98%
❌	lodash/shuffle	42.6 µs	195.3 µs	-78.17%
❌	lodash/union	232.6 µs	354.3 µs	-34.34%
⚡	es-toolkit/uniqBy	16.5 ms	6.7 ms	×2.5
❌	lodash/xorBy	90.8 µs	254.3 µs	-64.3%
❌	lodash/zip	242.5 µs	381.4 µs	-36.42%
❌	lodash/zipWith	254.1 µs	406.9 µs	-37.57%