Add changelog to readme.txt

Aljullu · Aljullu · commit 5741276907ed · 2022-06-13T14:58:52.000+02:00
diff --git a/readme.txt b/readme.txt
@@ -86,6 +86,12 @@ Release and roadmap notes available on the [WooCommerce Developers Blog](https:/
 
 == Changelog ==
 
+= 7.8.1 - 2022-06-13 =
+
+#### Bug Fixes
+
+- Fix PHP notice in Mini Cart when prices included taxes. ([6537](https://github.com/woocommerce/woocommerce-blocks/pull/6537))
+
 = 7.8.0 - 2022-06-06 =
 
 #### Enhancements
