Update Azure.Core package version to 1.20.0 (Azure#24416)

Author: pakrym

eng/Packages.Data.props

@@ -76,9 +76,9 @@
 
     <!-- Azure SDK packages -->
     <PackageReference Update="Azure.Communication.Common" Version="1.0.1" />
-    <PackageReference Update="Azure.Core" Version="1.19.0" />
+    <PackageReference Update="Azure.Core" Version="1.20.0" />
     <PackageReference Update="Azure.Core.Amqp" Version="1.2.0" />
-    <PackageReference Update="Azure.Core.Experimental" Version="0.1.0-preview.16" />
+    <PackageReference Update="Azure.Core.Experimental" Version="0.1.0-preview.17" />
     <PackageReference Update="Azure.Messaging.EventHubs" Version="5.6.1" />
     <PackageReference Update="Azure.Messaging.EventGrid" Version="4.6.0" />
     <PackageReference Update="Azure.Messaging.ServiceBus" Version="7.3.0" />