Update mediator.mdx

Author: aritchie

src/content/docs/release-notes/mediator.mdx

@@ -10,8 +10,9 @@ import RN from '/src/components/ReleaseNote.astro';
 ### 4.9.0 - TBD
 <RN type="feature">Blazor now has a connectivity event broadcaster.  Simply add `<InternetConnectivity />` to your main layout (don't add more than 1)</RN>
 <RN type="enhancement">Blazor now has a `IConnectivityEventHandler` that you can implement to receive connectivity events</RN>
+<RN type="enhancement">UseBlazor will no longer error on .NET MAUI apps.  It will only register the Blazor event collector. If running in the browser, all of Blazor's infrastructure is registered</RN>
 <RN type="fix">Blazor connectivity handler was not broadcasting changes</RN>
-<RN type="fix" repo="mediator" githubNumber="39">Only release semaphore slim call, if that call passed the waitstate</RN>
+<RN type="fix" repo="mediator" githubNumber="39">Only release semaphore slim call, if that call passed the wait state</RN>
 
 ### 4.8.0 - July 18, 2025
 <RN type="enhancement">User notification exception handler will no longer try to react for subrequests</RN>