Remove spurious slash when expanding path tokens

Path tokens that expand to directories are expected to end in a slash.

lib/krb5/config_file.c

@@ -447,7 +447,7 @@ krb5_config_parse_file_multi (krb5_context context,
 	    fname = newfname;
 	}
 #else  /* KRB5_USE_PATH_TOKENS */
-	asprintf(&newfname, "%%{USERCONFIG}/%s", &fname[1]);
+	asprintf(&newfname, "%%{USERCONFIG}%s", &fname[1]);
 	if (newfname == NULL) {
 	    krb5_set_error_message(context, ENOMEM,
 				   N_("malloc: out of memory", ""));