bench: refactor to use string interpolation in stats/min-by

[rautelaKamal]

Ref: #8647.

Description

What is the purpose of this pull request?

This pull request:

• Refactors the JavaScript benchmarks in @stdlib/stats/min-by to use string interpolation (@stdlib/string/format) for generating benchmark names instead of string concatenation, as outlined in the tracking issue [RFC]: use string interpolation in JavaScript benchmarks for the benchmark name (tracking issue) #8647.

Related Issues

Does this pull request have any related issues?

This pull request has the following related issues:

• [RFC]: use string interpolation in JavaScript benchmarks for the benchmark name (tracking issue) #8647

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.

AI Assistance

When authoring the changes proposed in this PR, did you use any kind of AI assistance?

• Yes
• No

If you answered "yes" above, how did you use AI assistance?

• Code generation (e.g., when writing an implementation or fixing a bug)
• Test/benchmark generation
• Documentation (including examples)
• Research and understanding

Disclosure

If you answered "yes" to using AI assistance, please provide a short disclosure indicating how you used AI assistance. This helps reviewers determine how much scrutiny to apply when reviewing your contribution. Example disclosures: "This PR was written primarily by Claude Code." or "I consulted ChatGPT to understand the codebase, but the proposed changes were fully authored manually by myself.".

I used an AI coding assistant to quickly identify the locations of string concatenations in the benchmark files and to apply the @stdlib/string/format refactoring consistently across the package.

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[stdlib-bot]

Coverage Report

Package	Statements	Branches	Functions	Lines
stats/min-by	$\color{green}161/161$ $\color{green}+100.00%$	$\color{green}2/2$ $\color{green}+100.00%$	$\color{green}0/0$ $\color{green}+100.00%$	$\color{green}161/161$ $\color{green}+100.00%$

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