Add readme and changelog entries

Author: annemirasol

changelog.txt

@@ -6,6 +6,7 @@
 * Tweak - Record a Tracks event when enabling/disabling SPE
 * Tweak - Updates the Single Payment Element setting copy. Now it is labeled "Smart Checkout".
 * Update - Enable/disable Amazon Pay by adding/removing it from the enabled payment methods list.
+* Fix - Fix subscription renewal issues for Amazon Pay.
 
 = 9.3.0 - 2025-03-13 =
 * Dev - Adds a new README.md file to the plugin with specific development-focused instructions.

readme.txt

@@ -116,5 +116,6 @@ If you get stuck, you can ask for help in the [Plugin Forum](https://wordpress.o
 * Tweak - Record a Tracks event when enabling/disabling SPE
 * Tweak - Updates the Single Payment Element setting copy. Now it is labeled "Smart Checkout".
 * Update - Enable/disable Amazon Pay by adding/removing it from the enabled payment methods list.
+* Fix - Fix subscription renewal issues for Amazon Pay.
 
 [See changelog for all versions](https://raw.githubusercontent.com/woocommerce/woocommerce-gateway-stripe/trunk/changelog.txt).