Theme: Explore - Add option to exclude padding above page title

[ravichdev]

Feature description

Explore - add an option to exclude padding above page title for pages, this could be set at a page level.

See:
https://wordpress.org/support/topic/white-space-on-top/
https://wordpress.org/support/topic/how-can-i-recreate-the-theme-screenshot-layout/

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Acceptance criteria

Implementation brief

QA testing instructions

Demo

Changelog entry