Android: Split Wii Remote settings into submenus

Too much stuff on one screen otherwise. This split matches DolphinQt.

Source/Android/app/src/main/res/values/strings.xml

@@ -21,6 +21,10 @@
     <string name="wiimote_extension_2">Wii Remote Extension 3</string>
     <string name="wiimote_extension_3">Wii Remote Extension 4</string>
 
+    <string name="wiimote">Wii Remote</string>
+    <string name="wiimote_general">General and Options</string>
+    <string name="wiimote_motion_simulation">Motion Simulation</string>
+    <string name="wiimote_motion_input">Motion Input</string>
     <string name="wiimote_extensions">Extension</string>
 
     <string name="input_binding">Input Binding</string>