chore: fix EditorConfig lint errors (issue #6213)

[AlyAbdelmoneim]

Resolves #6213.

Description

What is the purpose of this pull request?

This pull request:

• Fixes indentation issues in defaults.json files by replacing tabs with spaces to comply with EditorConfig rules.

Related Issues

Does this pull request have any related issues?

This pull request:

• Resolves Fix EditorConfig lint errors #6213

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.

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[stdlib-bot]

Coverage Report

Package	Statements	Branches	Functions	Lines
random/streams/betaprime	$\color{green}819/819$ $\color{green}+100.00\%$	$\color{green}95/95$ $\color{green}+100.00\%$	$\color{green}15/15$ $\color{green}+100.00\%$	$\color{green}819/819$ $\color{green}+100.00\%$
random/streams/discrete-uniform	$\color{green}826/826$ $\color{green}+100.00\%$	$\color{green}96/96$ $\color{green}+100.00\%$	$\color{green}15/15$ $\color{green}+100.00\%$	$\color{green}826/826$ $\color{green}+100.00\%$

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

[AlyAbdelmoneim]

@aayush0325 Hello, thanks for the approval, it seems that I didn't have the signature correct on the commits so the merging was blocked, I fixed that, does it need another approval ?

[AlyAbdelmoneim]

@kgryte done !