Fix prepare-artifacts.proj (#4254)

Update prepare-artifacts.proj

src/publish/prepare-artifacts.proj

@@ -157,8 +157,7 @@
     </ItemGroup>
 
     <!-- Push items to AzDO as build artifacts, generating the asset manifest as a side effect. -->
-    <!-- TODO: remove "PublishingVersion" see https://github.com/dotnet/arcade/issues/6082 -->
-    <PushToAzureDevOpsArtifacts
+    <PushToBuildStorage
       AzureDevOpsCollectionUri="$(SYSTEM_TEAMFOUNDATIONCOLLECTIONURI)"
       AzureDevOpsProject="$(SYSTEM_TEAMPROJECT)"
       AzureDevOpsBuildId="$(BUILD_BUILDID)"
@@ -174,8 +173,7 @@
       ManifestBuildId="$(BUILD_BUILDNUMBER)"
       ManifestCommit="$(BUILD_SOURCEVERSION)"
       IsStableBuild="$(IsStableBuild)"
-      AssetManifestPath="$(AssetManifestFile)"
-      PublishingVersion="3" />
+      AssetManifestPath="$(AssetManifestFile)" />
 
     <!-- Copy the generated manifest to the build's artifacts -->
     <Copy SourceFiles="$(AssetManifestFile)" DestinationFolder="$(TempWorkingDir)" />
@@ -254,4 +252,4 @@
       Text="No symbol packages found." />
   </Target>
 
-</Project>
+</Project>