Remove redundant option

The `id` isn't needed here.

Author: martincostello

.github/workflows/dotnet-format.yml

@@ -28,7 +28,6 @@ jobs:
 
     - name: Setup .NET SDK
       uses: actions/setup-dotnet@67a3573c9a986a3f9c594539f4ab511d57bb3ce9 # v4.3.1
-      id: setup-dotnet
 
     - name: Run dotnet format
       run: dotnet format --verify-no-changes