feat: add C implementation for `math/base/assert/int32-is-even`

[kawaho2]

Resolves #1805 .

Description

What is the purpose of this pull request?

This pull request:

• add C implementation for @stdlib/math/base/assert/int32-is-even

Related Issues

Does this pull request have any related issues?

This pull request:

• resolves #1805

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.

• [X] Read, understood, and followed the [contributing guidelines][contributing].

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