[Dataset quality] [Doc] Migration of Dataset Quality Flyout to a Page

[achyutjhunjhunwala]

Description

We have recently started working on migrating the Dataset Quality Flyout to a Dedicated page.
Hence it would be great to have our docs updated too.

Why are we doing this change - Since we will be introducing more functionalities to individual Datasets, like Fix It flow, it is not possible to do everything in a flyout. Hence a dedicated page

Resources

This feature was implemented as part of multiple PRs

• part 1
• part 2

This feature was scoped as part of one of prerequisites for https://github.com/elastic/observability-dev/issues/3232

Figma Design - 1st Row

Which documentation set does this change impact?

Stateful and Serverless

Feature differences

The feature is identical in both

What release is this request related to?

8.16

Collaboration model

The documentation team

Point of contact.

Main contact: @achyutjhunjhunwala

Stakeholders: @gbamparop @yngrdyn