feat: add missing kernels to ndarray/base/unary-reduce-subarray

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Description

What is the purpose of this pull request?

This pull request:

• adds the missing kernels to ndarray/base/unary-reduce-subarray

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• Read, understood, and followed the contributing guidelines.

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Coverage Report

Package	Statements	Branches	Functions	Lines
ndarray/base/unary-reduce-subarray	$\color{red}1616/2337$ $\color{green}+69.15\%$	$\color{green}17/17$ $\color{green}+100.00\%$	$\color{red}0/16$ $\color{green}+0.00\%$	$\color{red}1616/2337$ $\color{green}+69.15\%$

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

[headlessNode]

@kgryte Please review the 3d kernels so I can add the remaining ones.

[headlessNode]

@kgryte Fixed, hopefully 🤞🏻 Please check.

[kgryte]

Fixed, hopefully 🤞🏻 Please check.

Yes. The loops look good. Please proceed.

[kgryte]

LGTM