Update SignalR function extensions change log (Azure#33254)

Author: Y-Sindo

sdk/signalr/Microsoft.Azure.WebJobs.Extensions.SignalRService/CHANGELOG.md

@@ -2,14 +2,12 @@
 
 ## 1.9.0-beta.1 (Unreleased)
 
-### Features Added
-* Upgraded MessagePack for performance and security improvements.
-* Upgraded `Microsoft.Azure.SignalR`, `Microsoft.Azure.SignalR.Management`, `Microsoft.Azure.SignalR.Protocols` from 1.16.1 to 1.18.0
-### Breaking Changes
-
 ### Bugs Fixed
+* Fixed the bug that the arguments are required in a SignalR message for isolated-process
 
 ### Other Changes
+* Upgraded `Microsoft.Azure.SignalR`, `Microsoft.Azure.SignalR.Management`, `Microsoft.Azure.SignalR.Protocols` from 1.16.1 to 1.19.2
+* Upgraded MessagePack for performance and security improvements.
 
 ## 1.8.0 (2022-04-07)