Localize exception message

Author: dsplaisted

src/Cli/dotnet/CliStrings.resx

@@ -319,6 +319,9 @@
   <data name="ToolSettingsUnsupportedRunner" xml:space="preserve">
     <value>Command '{0}' uses unsupported runner '{1}'."</value>
   </data>
+  <data name="ToolUnsupportedRuntimeIdentifier" xml:space="preserve">
+    <value>The tool does not support the current architecture or operating system ({0}). Supported runtimes: {1}</value>
+  </data>
   <data name="ShellShimConflict" xml:space="preserve">
     <value>Command '{0}' conflicts with an existing command from another tool.</value>
   </data>

src/Cli/dotnet/ToolPackage/ToolPackageDownloaderBase.cs

@@ -288,8 +288,8 @@ protected virtual void DownloadTool(
             var bestRuntimeIdentifier = Microsoft.NET.Build.Tasks.NuGetUtils.GetBestMatchingRid(runtimeGraph, RuntimeInformation.RuntimeIdentifier, toolConfiguration.RidSpecificPackages.Keys, out bool wasInGraph);
             if (bestRuntimeIdentifier == null)
             {
-                //  TODO: Localize
-                throw new ToolPackageException($"The tool does not support the current architecture or operating system (Runtime Identifier {RuntimeInformation.RuntimeIdentifier}");
+                throw new ToolPackageException(string.Format(CliStrings.ToolUnsupportedRuntimeIdentifier, RuntimeInformation.RuntimeIdentifier,
+                    string.Join(" ", toolConfiguration.RidSpecificPackages.Keys)));
             }
 
             var resolvedPackage = toolConfiguration.RidSpecificPackages[bestRuntimeIdentifier];