v5.2.1

Changelogs for the release of v5.2.1

= 5.2.1    - 28/05/2026 =
* Fix      - Stripe order validation issue.
* Fix      - Membership upgrade action not available after disabling group add-on.
* Fix      - Custom emails addon cannot be enabled with plus plan even available in personal.
* Fix      - Nav menu items disappear for logged-out users when logout endpoint set to slash.
* Fix      - File upload addon shows upgrade to premium prompt despite user having an active plan.
* Fix      - Ensure meta_query is initialized before adding payment status condition in user payments query.