Broken link blogpost (#29391)

* Fix broken link

* Fix some markdownlint warnings:
* remove spaces and newlines

source/_posts/2023-08-02-release-20238.markdown

@@ -135,7 +135,7 @@ This is powered by [OpenStreetMap](https://www.openstreetmap.org/) ❤️
 
 ## Add items to your shopping list using Assist
 
-What if you could ask [Assist](/integrations/assist) to add items to your
+What if you could ask [Assist] to add items to your
 Home Assistant [shopping list](/integrations/shopping_list)? Well, now you can!
 
 > Add milk to my shopping list!
@@ -259,7 +259,6 @@ noteworthy changes this release:
 - [UniFi Network] now has controls to turn an UniFi WLAN on and off and added
   image entities for QR codes for WLAN access. Thanks, [@Kane610]!
 
-
 [@bdraco]: https://github.com/bdraco
 [@emontnemery]: https://github.com/emontnemery
 [@Ernst79]: https://github.com/Ernst79
@@ -276,6 +275,7 @@ noteworthy changes this release:
 [UniFi Network]: /integrations/unifi
 [Xiaomi BLE]: /integrations/xiaomi_ble
 [Roborock]: /integrations/roborock
+[Assist]: /voice_control/
 
 ## New integrations
 
@@ -757,7 +757,6 @@ Your system has been using Python 3.11 for quite some time already.
 
 {% enddetails %}
 
-
 {% details "Discovery" %}
 
 The legacy discovery integration has been removed. This only affects the