docs: replace manual for loop in examples

[hrshya]

Resolves none .

Description

What is the purpose of this pull request?

This pull request:

• replaces manual for loop in examples for math/base/special/trunc, math/base/special/trunc2, math/base/special/trunc10, math/base/special/truncf and math/base/special/truncsd packages.

Related Issues

Does this pull request have any related issues?

This pull request:

• resolves no related issues.

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
math/base/special/trunc	$\color{green}201/201$ $\color{green}+100.00\%$	$\color{green}7/7$ $\color{green}+100.00\%$	$\color{green}2/2$ $\color{green}+100.00\%$	$\color{green}201/201$ $\color{green}+100.00\%$
math/base/special/trunc10	$\color{green}171/171$ $\color{green}+100.00\%$	$\color{green}12/12$ $\color{green}+100.00\%$	$\color{green}2/2$ $\color{green}+100.00\%$	$\color{green}171/171$ $\color{green}+100.00\%$
math/base/special/trunc2	$\color{green}171/171$ $\color{green}+100.00\%$	$\color{green}12/12$ $\color{green}+100.00\%$	$\color{green}2/2$ $\color{green}+100.00\%$	$\color{green}171/171$ $\color{green}+100.00\%$
math/base/special/truncf	$\color{green}201/201$ $\color{green}+100.00\%$	$\color{green}7/7$ $\color{green}+100.00\%$	$\color{green}2/2$ $\color{green}+100.00\%$	$\color{green}201/201$ $\color{green}+100.00\%$
math/base/special/truncsd	$\color{green}219/219$ $\color{green}+100.00\%$	$\color{green}27/27$ $\color{green}+100.00\%$	$\color{green}2/2$ $\color{green}+100.00\%$	$\color{green}219/219$ $\color{green}+100.00\%$

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

[kgryte]

LGTM