feat: add C ndarray implementation for blas/base/caxpy

[aman-095]

Progresses #2039.

Description

What is the purpose of this pull request?

This pull request adds C ndarray implementation for caxpy.

Related Issues

Does this pull request have any related issues?

This pull request:

• resolves [RFC]: Add BLAS bindings and implementations for linear algebra (tracking issue) #2039

Questions

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No.

Other

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No.

Checklist

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

• Read, understood, and followed the contributing guidelines.

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[stdlib-bot]

Coverage Report

Package	Statements	Branches	Functions	Lines
blas/base/caxpy	$\color{red}429/431$ $\color{green}+99.54\%$	$\color{red}17/18$ $\color{green}+94.44\%$	$\color{green}4/4$ $\color{green}+100.00\%$	$\color{red}429/431$ $\color{green}+99.54\%$
blas/base/daxpy	$\color{green}420/420$ $\color{green}+100.00\%$	$\color{green}30/30$ $\color{green}+100.00\%$	$\color{green}4/4$ $\color{green}+100.00\%$	$\color{green}420/420$ $\color{green}+100.00\%$

The above coverage report was generated for the changes in this PR.

[kgryte]

Thanks for working on this, @aman-095. IIRC, we also need to add documentation of the C APIs to the README, correct?

[aman-095]

@kgryte, updated.

[kgryte]

Thanks for fixing this. In the future, however, we'll want to open a separate PR in order to ensure a clean commit history and changelog.

[kgryte]

Thanks for working on this, @aman-095. LGTM.