Restrict Content Pro 3.5.43

Fix: Resolved a security vulnerability on the admin pages to ensure the protection of your website.
Improvement: We removed the Stripe webhooks setting in `Restrict > Settings / Misc`.
RCP uses these 6 webhooks only: customer.subscription.created, customer.subscription.deleted, charge.succeeded, charge.refunded, invoice.payment_succeeded, invoice.payment_failed.
See Stripe - Restrict Content Pro for additional details.
Improvement: We have enhanced the functionality of the RCP core by incorporating the 'RCP Custom Redirect' add-on. This addition allows for custom redirection capabilities within the RCP system, providing more flexibility and control for administrators.

Fix: Updated codes for Stripe Error messages to reduce false positives.
Improvement: Telemetry settings are now shown on initial plugin activation, and can be accessed from Plugins > Installed under the Restrict Content Pro plugin.
Update: Removed outdated notices for certain add-ons.

Update: These changes are the same as version 3.5.31 plus the fix in this version with RCP Custom Redirect add-on.
Improvement: Make sure that the Stripe integration is returning a valid success or error response. Allow Stripe to retry the event if it was not processed.
Improvement: Add Stripe configuration to make sure it retries events that were not processed. This is helpful if many events are processed at the same time.