ReST: Docstring attribute parsing (Griffe)

[Masara]

Is your feature request related to a problem?

Currently the Griffe library does not support attribute parsing for ReST (Sphinx).

Desired solution

We either have to create a PR for Griffe and create this feature ourselves or wait until it's supported.

Possible alternatives (optional)

No response

Screenshots (optional)

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Additional Context (optional)

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