WhoMaintainsService done

WD7UVN_SzTGUI_2023242.Client.WPF/Windows/GetAll/GetAllServices.xaml

@@ -84,11 +84,12 @@
             </ListBox.ItemTemplate>
         </ListBox>
 
-        <UniformGrid Rows="2" Grid.Row="1">
+        <UniformGrid Rows="3" Grid.Row="1">
             <Button Content="Edit selected" Command="{Binding UpdateServiceCommand}"/>
             <Button Content="Create new" Click="CreateNewService" />
             <Button Content="Delete selected" Command="{Binding DeleteServiceCommand}"/>
             <Button Content="Get responsible employee" Command="{Binding GetResponsibleEmployeeCommand}"/>
+            <Button Content="Get all maintainers" Command="{Binding GetMaintainersCommand}"/>
         </UniformGrid>
     </Grid>
 </Window>