chore: update runner.jl to follow current project conventions

[anandkaranubc]

Resolves none.

Description

What is the purpose of this pull request?

This pull request:

• Updates the Julia test fixture generation scripts to follow current project conventions.

Related Issues

Does this pull request have any related issues?

This pull request:

• resolves none

Questions

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No.

Other

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Checklist

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• Read, understood, and followed the contributing guidelines.

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[stdlib-bot]

Coverage Report

Package	Statements	Branches	Functions	Lines
math/base/special/sincos	$\color{green}432/432$ $\color{green}+100.00\%$	$\color{green}20/20$ $\color{green}+100.00\%$	$\color{green}4/4$ $\color{green}+100.00\%$	$\color{green}432/432$ $\color{green}+100.00\%$
math/base/special/sincosd	$\color{green}249/249$ $\color{green}+100.00\%$	$\color{green}7/7$ $\color{green}+100.00\%$	$\color{green}3/3$ $\color{green}+100.00\%$	$\color{green}249/249$ $\color{green}+100.00\%$
math/base/special/sincospi	$\color{green}296/296$ $\color{green}+100.00\%$	$\color{green}23/23$ $\color{green}+100.00\%$	$\color{green}3/3$ $\color{green}+100.00\%$	$\color{green}296/296$ $\color{green}+100.00\%$

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

[anandkaranubc]

This may not make a significant difference, but it can help ensure consistency. If needed, I'm happy to check other files as well to make sure we're following the latest test fixture generation scripts.

[kgryte]

Thanks for this clean-up, @anandkaranubc!