Correct spelling mistakes.

code/game/bg_public.h

@@ -210,7 +210,7 @@ typedef enum {
 	STAT_ARMOR,				
 	STAT_DEAD_YAW,					// look this direction when dead (FIXME: get rid of?)
 	STAT_CLIENTS_READY,				// bit mask of clients wishing to exit the intermission (FIXME: configstring?)
-	STAT_MAX_HEALTH					// health / armor limit, changable by handicap
+	STAT_MAX_HEALTH					// health / armor limit, changeable by handicap
 } statIndex_t;