Fix can't reload partial mag with flares in inventory

Vanilla development commits:

7f7d3e02e7

094f1f18d2

a078e84f11

805b9def10

Also reverted:
51be8aa8a5
since it was not the cause.

See https://github.com/DayZMod/DayZ/issues/641 for the details.

SQF/dayz_code/compile/keyboard.sqf

@@ -90,7 +90,7 @@ if (isNil "keyboard_keys") then {
                         };                      
                     } forEach getArray(configFile >> "cfgWeapons" >> _weapon >> _muzz >> "magazines");
                 } forEach _muzzles;
-            } forEach [ "Throw"];
+            } forEach ["Throw"];
 
             _magCount = count _ammo_throwable;
             if (_magCount > 0) then {