HotkeyManager: Unabbreviate HK_TOGGLE_STEREO_TAB

Rename HK_TOGGLE_STEREO_TAB to HK_TOGGLE_STEREO_TOP_AND_BOTTOM.

Source/Core/Core/HotkeyManager.h

@@ -108,7 +108,7 @@ enum Hotkey
   HK_FREELOOK_TOGGLE,
 
   HK_TOGGLE_STEREO_SIDE_BY_SIDE,
-  HK_TOGGLE_STEREO_TAB,
+  HK_TOGGLE_STEREO_TOP_AND_BOTTOM,
   HK_TOGGLE_STEREO_ANAGLYPH,
 
   HK_DECREASE_DEPTH,

Source/Core/DolphinQt/HotkeyScheduler.cpp

@@ -567,7 +567,7 @@ void HotkeyScheduler::Run()
         }
       }
 
-      if (IsHotkey(HK_TOGGLE_STEREO_TAB))
+      if (IsHotkey(HK_TOGGLE_STEREO_TOP_AND_BOTTOM))
       {
         if (Config::Get(Config::GFX_STEREO_MODE) != StereoMode::TAB)
         {