[Release] Update release notes after code freeze (#16163)

Author: jaclync

CHANGELOG.md

@@ -2,7 +2,7 @@
 Contains editorialized release notes. Raw release notes should go into `RELEASE-NOTES.txt`.
 -->
 ## 23.3
-Enjoy a smoother store management experience with clearer shipping labels for physical items, friendlier product code error messages, more reliable custom fields, and noticeably faster logins for WordPress.com users. All designed to streamline your daily workflow.
+Enjoy a smoother store management experience with clearer shipping labels for physical items, friendlier product code error messages, more reliable custom fields, and better app performance for users authenticated with WordPress.com. All designed to streamline your daily workflow.
 
 ## 23.2
 This update smooths your WooCommerce experience with improved cash payments, easier access to POS settings, and accurate HAZMAT details on shipping labels. Plus, we fixed a Blaze flow issue so campaigns behave as expected. Faster, clearer, and more reliable — just how you need it!

WooCommerce/Resources/AppStoreStrings.pot

@@ -63,7 +63,7 @@ msgstr ""
 
 msgctxt "v23.3-whats-new"
 msgid ""
-"Enjoy a smoother store management experience with clearer shipping labels for physical items, friendlier product code error messages, more reliable custom fields, and noticeably faster logins for WordPress.com users. All designed to streamline your daily workflow.\n"
+"Enjoy a smoother store management experience with clearer shipping labels for physical items, friendlier product code error messages, more reliable custom fields, and better app performance for users authenticated with WordPress.com. All designed to streamline your daily workflow.\n"
 msgstr ""
 
 #. translators: This is a promo message that will be attached on top of a screenshot in the App Store.

WooCommerce/Resources/release_notes.txt

@@ -1 +1 @@
-Enjoy a smoother store management experience with clearer shipping labels for physical items, friendlier product code error messages, more reliable custom fields, and noticeably faster logins for WordPress.com users. All designed to streamline your daily workflow.
+Enjoy a smoother store management experience with clearer shipping labels for physical items, friendlier product code error messages, more reliable custom fields, and better app performance for users authenticated with WordPress.com. All designed to streamline your daily workflow.