Settings Synchronization: Update Stripe settings from the WC Stripe Gateway settings

[hsingyuc]

We aim to allow merchants to update gateway settings from both WC Stripe settings and Stripe dashboard settings. In #3917, we are able to toggle settings from Stripe, and see those changes in the WooCommerce Stripe settings. For this issue, we want to be able to update Stripe dashboard settings from the WC Stripe settings.

Acceptance criteria

• Merchants should be able to toggle settings from WC stripe settings, and we should see those changes in the Stripe dashboard settings.

Notes

• Blocked by Settings Synchronization : Fetch Stripe settings with Stripe configuration API #3916 and Settings Synchronization: Amazon Pay #3917