feat: add iter/cusome-by

[gururaj1512]

Resolves #2338.

Description

What is the purpose of this pull request?
This pull request resolves issue #2338

This pull request:

• This pull request adds feature @stdlib/iter/cusome-by

Related Issues

Does this pull request have any related issues?
I am new contributor to stdlib might need some guidance if something is wrong

This pull request:

• resolves [RFC]: add @stdlib/iter/cusome-by #2338

Questions

Any questions for reviewers of this pull request?

No.

Other

Any other information relevant to this pull request? This may include screenshots, references, and/or implementation notes.

No.

Checklist

Please ensure the following tasks are completed before submitting this pull request.

• Read, understood, and followed the contributing guidelines

---

@stdlib-js/reviewers

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[Planeshifter]

Thanks for this PR!

Will merge shortly after fixing a few things...

[stdlib-bot]

PR Commit Message

feat: add `iter/cusome-by`

PR-URL: https://github.com/stdlib-js/stdlib/pull/2826
Closes: https://github.com/stdlib-js/stdlib/issues/2338

Co-authored-by: Gururaj Gurram <[email protected]>
Co-authored-by: Gururaj Gurram <[email protected]>
Co-authored-by: Philipp Burckhardt <[email protected]>
Reviewed-by: Philipp Burckhardt <[email protected]>
Signed-off-by: Gururaj Gurram <[email protected]>

Please review the above commit message and make any necessary adjustments.