remove the maui workloads from the pub yml as well

Author: ericsink

.github/workflows/pub.yml

@@ -19,13 +19,7 @@ jobs:
     - name: Setup .NET
       uses: actions/setup-dotnet@v4
       with:
-        dotnet-version: 9.0.x
-    - name: Install workload ios
-      run: dotnet workload install ios
-    - name: Install workload maccatalyst
-      run: dotnet workload install maccatalyst
-    - name: Install workload tvos
-      run: dotnet workload install tvos
+        dotnet-version: 10.0.x
     - name: Install T4
       run: dotnet tool install --global dotnet-t4
     - name: Build