Prepare for release (Azure#50427)

Author: JoshLove-msft

eng/Packages.Data.props

@@ -119,7 +119,7 @@
     <PackageReference Update="Azure.Data.Tables" Version="12.8.0" />
     <PackageReference Update="Azure.Messaging.EventHubs" Version="5.12.1" />
     <PackageReference Update="Azure.Messaging.EventGrid" Version="4.21.0" />
-    <PackageReference Update="Azure.Messaging.EventGrid.SystemEvents" Version="1.0.0-beta.4" />
+    <PackageReference Update="Azure.Messaging.EventGrid.SystemEvents" Version="1.0.0-beta.5" />
     <PackageReference Update="Azure.Messaging.ServiceBus" Version="7.19.0" />
     <PackageReference Update="Azure.Messaging.WebPubSub" Version="1.4.0" />
     <PackageReference Update="Azure.MixedReality.Authentication" version= "1.2.0" />

sdk/eventgrid/Azure.Messaging.EventGrid/CHANGELOG.md

@@ -1,6 +1,6 @@
 # Release History
 
-## 5.0.0-beta.1 (2025-06-03)
+## 5.0.0-beta.1 (2025-06-04)
 
 ### Features Added