Changed charalloc's calloc() call to use sizeof (char) not sizeof(char *)

git-svn-id: svn://svn.savannah.gnu.org/nano/trunk/nano@663 35c25a1d-7b9e-4130-9fde-d3aeb78583b8

utils.c

@@ -107,7 +107,7 @@ char *charalloc(size_t howmuch)
 
     /* Panic save? */
 
-    if (!(r = calloc(howmuch, sizeof (char *))))
+    if (!(r = calloc(howmuch, sizeof (char))))
 	die(_("nano: calloc: out of memory!"));
 
     return (char *) r;