Update draft release notes for 11.3.

Author: oguzkocer

WooCommerce/Resources/release_notes.txt

@@ -1 +1,4 @@
-For this release, we focused on polishing a few things and taking care of minor bugs that our team found, including the option to preview your products before publishing them. Don’t be fooled – we are working on some pretty cool stuff for you all! Keep sharing feedback 💜
+- [*] In-Person Payments: Show spinner while preparing reader for payment, instead of saying it's ready before it is. [https://github.com/woocommerce/woocommerce-ios/pull/8115]
+- [internal] In-Person Payments: update StripeTerminal from 2.7 to 2.14 [https://github.com/woocommerce/woocommerce-ios/pull/8132]
+- [*] In-Person Payments: Fixed payment method prompt for WisePad 3 to show only Tap and Insert options [https://github.com/woocommerce/woocommerce-ios/pull/8136]
+