Update uitest-ios.yml

Author: susmitamane

.github/workflows/uitest-ios.yml

@@ -43,6 +43,9 @@ jobs:
       with:
         dotnet-version: ${{ env.DOTNET_VERSION }}
 
+    - name: Install .NET MAUI Workload
+      run: dotnet workload install maui   
+      
     - name: Restore dependencies
       run: dotnet restore