Update changelog

Author: joeluong-sfcc

packages/pwa-kit-react-sdk/CHANGELOG.md

@@ -1,4 +1,6 @@
 ## v2.8.0-dev (Mar 03, 2023)
+- Remove usage of `device-context` due to deprecation of user agent string. [#1168](https://github.com/SalesforceCommerceCloud/pwa-kit/pull/1168)
+
 ## v2.7.0 (Mar 03, 2023)
 ## v2.6.0 (Jan 25, 2023)
 

packages/pwa-kit-runtime/CHANGELOG.md

@@ -1,5 +1,7 @@
 ## v2.8.0-dev (Mar 03, 2023)
 - Add optional parameter to override configuration folder used in `getConfig` [#1049](https://github.com/SalesforceCommerceCloud/pwa-kit/pull/1049)
+- Remove usage of `detect-device-type` due to deprecation of user agent string. [#1168](https://github.com/SalesforceCommerceCloud/pwa-kit/pull/1168)
+
 ## v2.7.0 (Mar 03, 2023)
 - Support Node 16 [#965](https://github.com/SalesforceCommerceCloud/pwa-kit/pull/965)