Fix broken CI

Remove dotnet-validate from .NET tools manifest to avoid build failure on macOS.

Author: martincostello

.config/dotnet-tools.json

@@ -14,12 +14,6 @@
         "docfx"
       ]
     },
-    "dotnet-validate": {
-      "version": "0.0.1-preview.304",
-      "commands": [
-        "dotnet-validate"
-      ]
-    },
     "markdownsnippets.tool": {
       "version": "27.0.2",
       "commands": [

.github/workflows/build.yml

@@ -34,7 +34,7 @@ jobs:
     outputs:
       dotnet-sdk-version: ${{ steps.setup-dotnet.outputs.dotnet-version }}
       dotnet-sign-version: ${{ steps.get-dotnet-tools-versions.outputs.dotnet-sign-version }}
-      dotnet-validate-version: ${{ steps.get-dotnet-tools-versions.outputs.dotnet-validate-version }}
+      dotnet-validate-version: '0.0.1-preview.304' # HACK Hardcoded until https://github.com/dotnet/sdk/issues/46857 resolved
       package-names: ${{ steps.build.outputs.package-names }}
       package-version: ${{ steps.build.outputs.package-version }}