Restrict Content Pro 3.5.41

Fix: Password Reset Form not processing usernames correctly
Fix: Stripe Sources lookup issue occurring when attempting to get the default source from legacy api configurations

-Update: Starting removal of 2Checkout from Restrict Content Pro Core
-Improvement: Making the Stripe Webhook instructions stand out more on the settings page
-Improvement: Adding the trailing slash to Stripe Webhook URL
-Improvement: Remove files that are causing false positives in security scans
-Fix: The Stripe SDK previously replaced the Error class with the Exception class, so core code was updated to match

Feature: If Stripe auto renewal comes in late, recalculate Stripe subscription next bill date
Feature: Stripe allow subscription periods and durations to be updated
Update: Update Stripe SDK version to version 7.52.0
Fix: Error when updating Stripe card for cancelled Stripe subscriptions
Fix: Ensure that Stripe profile js is not triggered until the DOM has loaded
Fix: Stripe registration fails when incorrectly trying to retrieve stripe intent object from payment_intent
Feature: Stripe Mark payments as refunded with webhook listener
Update: Update Stripe Api version to latest version
Refactor: Remove "rcp-" from Stripe.js script handle
Improvement: Improve error message handling when attaching payment method to a customer
Fix: Replacing stripe.handleCardPayment and stripe.handleCardSetup because those functions have been deprecated.