feat: add blas/base/ndarray/gger

[MeKaustubh07]

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Resolves #{{TODO: add issue number}}.

Description

What is the purpose of this pull request?

This pull request:

• feat: add blas/base/ndarray/gger

Related Issues

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This pull request has the following related issues:

• #{{TODO: add related issue number}}

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{{TODO: add disclosure if applicable}}

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[stdlib-bot]

Coverage Report

Package	Statements	Branches	Functions	Lines
blas/base/ndarray/gger	$\\color{green}147/147$ $\\color{green}+0.00\\%$	$\\color{green}3/3$ $\\color{green}+0.00\\%$	$\\color{green}1/1$ $\\color{green}+0.00\\%$	$\\color{green}147/147$ $\\color{green}+0.00\\%$

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

[MeKaustubh07]

/stdlib merge

[kgryte]

See descriptions in dger.

[kgryte]

See descriptions in dger.

[MeKaustubh07]

@kgryte this package is WIP all before this are ready for the review, it still has raw ndarray implementations.