feat: add c implementation for @stdlib/stats/base/dists/poisson/logpmf

[saurabhraghuvanshii]

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Resolves #3788

Description

What is the purpose of this pull request?

This pull request:

• Add C implementation for @stdlib/stats/base/dists/poisson/logpmf

Related Issues

Does this pull request have any related issues?

This pull request:

• resolves [RFC]: Add C implementation for @stdlib/stats/base/dists/poisson/logpmf #3788

Questions

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No.

Other

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No.

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• Read, understood, and followed the contributing guidelines.

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