Docs: restructure Configure field overrides (#81833)
* Removed view and delete overrides sections
* Added examples heading and moved examples down one heading level
* Added override rules section and removed rule definitions from task
* Added supported visualizations section and table and docs ref links
* Docs: edit Configure field overrides (#81834)
* Formatted note
* Added missing content and general edits
* Updated screenshots and examples and general edits
* Fix small formatting issues
* Fixed links
* Uploaded images to admin, updated image links, and removed local images
* Swapped figure shortcode for simple Markdown
(cherry picked from commit dfeb33fe55)
Co-authored-by: Isabel <76437239+imatwawana@users.noreply.github.com>
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