Android: minor change in the evaluation of SOURCE_CLASS_JOYSTICK (no op!)

InputDevice.SOURCE_CLASS_* are one bit
More readable to check that the source has this class_joystick set,
compared to the other statements, where the source is gamepad or dpad.
(Clean-up from bug 3958)

android-project/app/src/main/java/org/libsdl/app/SDLControllerManager.java

@@ -99,8 +99,8 @@ public class SDLControllerManager
 
         /* This is called for every button press, so let's not spam the logs */
         /**
-        if ((sources & InputDevice.SOURCE_CLASS_JOYSTICK) == InputDevice.SOURCE_CLASS_JOYSTICK) {
-            Log.v(TAG, "Input device " + device.getName() + " is a joystick.");
+        if ((sources & InputDevice.SOURCE_CLASS_JOYSTICK) != 0) {
+            Log.v(TAG, "Input device " + device.getName() + " has class joystick.");
         }
         if ((sources & InputDevice.SOURCE_DPAD) == InputDevice.SOURCE_DPAD) {
             Log.v(TAG, "Input device " + device.getName() + " is a dpad.");
@@ -110,7 +110,7 @@ public class SDLControllerManager
         }
         **/
 
-        return (((sources & InputDevice.SOURCE_CLASS_JOYSTICK) == InputDevice.SOURCE_CLASS_JOYSTICK) ||
+        return ((sources & InputDevice.SOURCE_CLASS_JOYSTICK) != 0 ||
                 ((sources & InputDevice.SOURCE_DPAD) == InputDevice.SOURCE_DPAD) ||
                 ((sources & InputDevice.SOURCE_GAMEPAD) == InputDevice.SOURCE_GAMEPAD)
         );