feat: add C implementation for stats/base/dists/t/pdf

[AadishJ]

Resolves #3877.

Description

What is the purpose of this pull request?

This pull request:

• Adds a C implementation of the t pdf.
• Includes benchmarks for the C implementation.
• Provides examples demonstrating the usage of the t pdf in C.

Related Issues

Does this pull request have any related issues?

This pull request:

• resolves [RFC]: Add C implementation for @stdlib/stats/base/dists/t/pdf #3877

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

[stdlib-bot]

Coverage Report

Package	Statements	Branches	Functions	Lines
stats/base/dists/t/pdf	$\color{green}275/275$ $\color{green}+100.00\%$	$\color{green}17/17$ $\color{green}+100.00\%$	$\color{green}4/4$ $\color{green}+100.00\%$	$\color{green}275/275$ $\color{green}+100.00\%$

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

[Planeshifter]

/stdlib update-copyright-years

[Planeshifter]

Thanks for your work on this!

[stdlib-bot]

PR Commit Message

feat: add C implementation for `stats/base/dists/t/pdf`

PR-URL: https://github.com/stdlib-js/stdlib/pull/3940
Closes: https://github.com/stdlib-js/stdlib/issues/3877

Co-authored-by: Aadish Jain <firestorm@AadishJain>
Co-authored-by: Philipp Burckhardt <[email protected]>
Co-authored-by: stdlib-bot <[email protected]>
Reviewed-by: Philipp Burckhardt <[email protected]>
Signed-off-by: Philipp Burckhardt <[email protected]>

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