refactor: update blas/ext/base/dnansumpw to follow current project conventions

[rajutkarsh07]

Resolves #1487 .

Description

update blas/ext/base/dnansumpw to follow current project conventions

What is the purpose of this pull request?

This pull request:

• progress Refactor and update existing extended base BLAS packages according to current project conventions #1152
• fixes [RFC]: refactor blas/ext/base/dnansumpw to follow current project conventions #1487

Related Issues

Does this pull request have any related issues?

This pull request:

• resolves #
• fixes #

Questions

Any questions for reviewers of this pull request?

No.

Other

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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-js/reviewers

[rajutkarsh07]

@Pranavchiku @Planeshifter please review this PR

[Planeshifter]

Thank you!

One of the dependencies was missing in manifest.json. Please remember to run tests, benchmarks, and examples locally to make sure things work properly.

Will merge once all CI checks are green.