hid/npad: Fix incorrect connection boolean value in ConnectAllDisconnectedControllers()

We should be setting the connection state to true, otherwise we aren't
actually making the controllers connected like the function name
indicates.

src/core/hle/service/hid/controllers/npad.cpp

@@ -637,7 +637,7 @@ void Controller_NPad::DisconnectAllConnectedControllers() {
 void Controller_NPad::ConnectAllDisconnectedControllers() {
     for (ControllerHolder& controller : connected_controllers) {
         if (controller.type != NPadControllerType::None && !controller.is_connected) {
-            controller.is_connected = false;
+            controller.is_connected = true;
         }
     }
 }