fix B18007 - travel cmd forces extra keystroke

I don't know whether there were any other odd situations besides moving
onto known traps being caused by the out of date value in flags.run; several
places do check to see whether it's 8.

src/cmd.c

@@ -1,4 +1,4 @@
-/*	SCCS Id: @(#)cmd.c	3.4	2003/01/08	*/
+/*	SCCS Id: @(#)cmd.c	3.4	2003/02/06	*/
 /* Copyright (c) Stichting Mathematisch Centrum, Amsterdam, 1985. */
 /* NetHack may be freely redistributed.  See license for details. */
 
@@ -1849,6 +1849,7 @@ register char *cmd;
 		    }
 		    /*FALLTHRU*/
 	 default:   if (movecmd(*cmd)) {	/* ordinary movement */
+			flags.run = 0;	/* only matters here if it was 8 */
 			do_walk = TRUE;
 		    } else if (movecmd(iflags.num_pad ?
 				       unmeta(*cmd) : lowc(*cmd))) {