Bootstrap SB SDK and artifacts (#18504)

Author: mthalman

src/SourceBuild/content/eng/Version.Details.xml

@@ -3,9 +3,9 @@
   <ProductDependencies>
   </ProductDependencies>
   <ToolsetDependencies>
-    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="9.0.0-beta.24075.2">
+    <Dependency Name="Microsoft.DotNet.Arcade.Sdk" Version="9.0.0-beta.24102.4">
       <Uri>https://github.com/dotnet/arcade</Uri>
-      <Sha>1d8f27f89c3b167f63e28e73a3d9ab345e81d310</Sha>
+      <Sha>2fb543a45580400a559b5ae41c96a815ea14dac5</Sha>
     </Dependency>
   </ToolsetDependencies>
 </Dependencies>

src/SourceBuild/content/eng/Versions.props

@@ -22,8 +22,8 @@
       of a .NET major or minor release, prebuilts may be needed. When the release is mature, prebuilts
       are not necessary, and this property is removed from the file.
     -->
-    <PrivateSourceBuiltSdkVersion>9.0.100-alpha.1.24067.1</PrivateSourceBuiltSdkVersion>
-    <PrivateSourceBuiltArtifactsVersion>9.0.100-alpha.1.24067.1</PrivateSourceBuiltArtifactsVersion>
+    <PrivateSourceBuiltSdkVersion>9.0.100-preview.2.24104.1</PrivateSourceBuiltSdkVersion>
+    <PrivateSourceBuiltArtifactsVersion>9.0.100-preview.2.24104.1</PrivateSourceBuiltArtifactsVersion>
     <PrivateSourceBuiltPrebuiltsVersion>0.1.0-9.0.100-9</PrivateSourceBuiltPrebuiltsVersion>
     <!-- msbuild -->
     <MicrosoftBuildVersion>15.7.179</MicrosoftBuildVersion>

src/SourceBuild/content/global.json

@@ -1,6 +1,6 @@
 {
   "tools": {
-    "dotnet": "9.0.100-alpha.1.24067.4"
+    "dotnet": "9.0.100-preview.2.24103.2"
   },
   "msbuild-sdks": {
     "Microsoft.Build.NoTargets": "3.7.0",