chore: fix EditorConfig lint errors (issue #7694)

[satyajeetch1991]

Resolves #7694

Description

This pull request fixes an EditorConfig linting error in the file:
lib/node_modules/@stdlib/utils/merge/examples/index.js

It replaces space-based indentation with tabs on lines 56–72, following the .editorconfig settings used across the stdlib codebase.

Related Issues

• resolves Fix EditorConfig lint errors #7694

Questions

No questions.

Other

N/A

Checklist

• Read, understood, and followed the contributing guidelines.

@stdlib-js/reviewers

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[stdlib-bot]

Coverage Report

Package	Statements	Branches	Functions	Lines
utils/merge	$\color{green}550/550$ $\color{green}+100.00\%$	$\color{green}63/63$ $\color{green}+100.00\%$	$\color{green}6/6$ $\color{green}+100.00\%$	$\color{green}550/550$ $\color{green}+100.00\%$

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

[kgryte]

LGTM. Thank you for your contribution!

[kgryte]

As the test failure is unrelated to the changes introduced in this PR, I'll go ahead and merge.