feat!: update complex/float32/base/identity to accept stdlib complex numbers

[gururaj1512]

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Resolves None.

Description

What is the purpose of this pull request?

This pull request:

• refactor: update complex/float32/base/identity

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No.

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• Read, understood, and followed the contributing guidelines.

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Coverage Report

Package	Statements	Branches	Functions	Lines
complex/float32/base/identity	$\color{green}157/157$ $\color{green}+100.00\%$	$\color{green}5/5$ $\color{green}+100.00\%$	$\color{green}2/2$ $\color{green}+100.00\%$	$\color{green}157/157$ $\color{green}+100.00\%$

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

[kgryte]

Thank you so much for making these changes, @gururaj1512! LGTM!