Update api-docs.yml

Author: DerekGooding

.github/workflows/api-docs.yml

@@ -19,4 +19,5 @@ jobs:
       with:
         dotnet-version: 6.0.x
     - name: Check API Documentation
-      run: dotnet build SimpleDataGrid/SimpleDataGrid.csproj /p:WarningsAsErrors='CS1591;CS1573;CS1572;CS1570'
+      shell: cmd
+      run: dotnet build SimpleDataGrid/SimpleDataGrid.csproj /p:WarningsAsErrors=CS1591;CS1573;CS1572;CS1570