Update dependencies from https://github.com/dotnet/icu build 20240821.1 (#106809)

Microsoft.NETCore.Runtime.ICU.Transport
 From Version 10.0.0-alpha.1.24419.1 -> To Version 10.0.0-alpha.1.24421.1

Co-authored-by: dotnet-maestro[bot] <dotnet-maestro[bot]@users.noreply.github.com>

Author: dotnet-maestro[bot]

eng/Version.Details.xml

@@ -1,8 +1,8 @@
 <Dependencies>
   <ProductDependencies>
-    <Dependency Name="Microsoft.NETCore.Runtime.ICU.Transport" Version="10.0.0-alpha.1.24419.1">
+    <Dependency Name="Microsoft.NETCore.Runtime.ICU.Transport" Version="10.0.0-alpha.1.24421.1">
       <Uri>https://github.com/dotnet/icu</Uri>
-      <Sha>a73dfd5722267be0c9f1b88892df9eeaba99f19f</Sha>
+      <Sha>3f10a1373907dd7dc14ca14863d92d962cc81394</Sha>
     </Dependency>
     <Dependency Name="System.Net.MsQuic.Transport" Version="9.0.0-alpha.1.24167.3">
       <Uri>https://github.com/dotnet/msquic</Uri>

eng/Versions.props

@@ -216,7 +216,7 @@
     <!-- ILCompiler -->
     <MicrosoftDotNetILCompilerVersion>9.0.0-rc.1.24410.5</MicrosoftDotNetILCompilerVersion>
     <!-- ICU -->
-    <MicrosoftNETCoreRuntimeICUTransportVersion>10.0.0-alpha.1.24419.1</MicrosoftNETCoreRuntimeICUTransportVersion>
+    <MicrosoftNETCoreRuntimeICUTransportVersion>10.0.0-alpha.1.24421.1</MicrosoftNETCoreRuntimeICUTransportVersion>
     <!-- MsQuic -->
     <MicrosoftNativeQuicMsQuicSchannelVersion>2.4.3</MicrosoftNativeQuicMsQuicSchannelVersion>
     <SystemNetMsQuicTransportVersion>9.0.0-alpha.1.24167.3</SystemNetMsQuicTransportVersion>