Android: Remove the in-emulation motion control options

You can set this in the normal controller settings now.

Source/Android/app/src/main/res/menu/menu_overlay_controls_wii.xml

@@ -25,10 +25,6 @@
         android:id="@+id/menu_emulation_choose_controller"
         android:title="@string/emulation_choose_controller"/>
 
-    <item
-        android:id="@+id/menu_emulation_motion_controls"
-        android:title="@string/emulation_motion_controls"/>
-
     <item
         android:id="@+id/menu_emulation_ir_group"
         android:title="@string/emulation_ir_group">

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

@@ -578,7 +578,6 @@ It can efficiently compress both junk data and encrypted Wii data.
     <string name="emulation_ir_mode">IR Mode</string>
     <string name="emulation_ir_sensitivity">IR Sensitivity</string>
     <string name="emulation_choose_doubletap">Double tap button</string>
-    <string name="emulation_motion_controls">Motion Controls</string>
 
     <!-- GC Adapter Menu-->
     <string name="gc_adapter_rumble">Enable Vibration</string>