[HID] Fixed some issues with controller/passthrough visibility.

- Moved X_INPUT flags from kernel to HID
- Added ability to return input type from driver

src/xenia/hid/input.h

@@ -26,6 +26,12 @@ enum X_INPUT_CAPS {
 
 enum X_INPUT_FLAG {
   X_INPUT_FLAG_GAMEPAD = 0x00000001,
+  X_INPUT_FLAG_KEYBOARD = 0x00000002,
+  X_INPUT_FLAG_UNKNOWN = 0x00000004,
+  X_INPUT_FLAG_UNKNOWN2 = 0x00000008,
+  X_INPUT_FLAG_MIC = 0x00000020,
+  X_INPUT_FLAG_ANYDEVICE = 0x000000FF,
+  X_INPUT_FLAG_ANY_USER = 1 << 30
 };
 
 enum X_INPUT_GAMEPAD_BUTTON {