Rename A_AlwaysRun to A_Run

Note that there is an "always run" key, but its functionality is handled by
A_ToggleWalk.

apps/openmw/mwinput/inputmanagerimp.hpp

@@ -207,7 +207,7 @@ namespace MWInput
             A_Journal,    //Journal
             A_Weapon,     //Draw/Sheath weapon
             A_Spell,      //Ready/Unready Casting
-            A_AlwaysRun,  //Toggle Always Run
+            A_Run,        //Run when held
             A_CycleSpellLeft, //cycling through spells
             A_CycleSpellRight,
             A_CycleWeaponLeft,//Cycling through weapons
@@ -239,8 +239,6 @@ namespace MWInput
 
             A_ToggleHUD,
 
-            A_Run,
-
             A_Last            // Marker for the last item
         };
     };