Revert url.c:1.2: there was a race condition between when I produced

the fix and when I committed it -- in between the two, DES committed
a different fix, rendering this fix unneeded.

Requested by:	des

usr.sbin/pkg_install/lib/url.c

@@ -89,7 +89,7 @@ fileGetURL(const char *base, const char *spec)
     else
 	strcpy(fname, spec);
 
-    if ((ftp = fetchGetURL(fname, Verbose ? "v" : "")) == NULL) {
+    if ((ftp = fetchGetURL(fname, Verbose ? "v" : NULL)) == NULL) {
 	printf("Error: FTP Unable to get %s: %s\n",
 	       fname, fetchLastErrString);
 	return NULL;