stest: remove unneeded lstat

stest.c

@@ -54,8 +54,7 @@ void
 test(const char *path, const char *name) {
 	struct stat st, ln;
 
-	if(!stat(path, &st) && !lstat(path, &ln)
+	if(!stat(path, &st) && ( FLAG('a') || name[0] != '.')         /* hidden files      */
-	&& ( FLAG('a') || name[0] != '.')                             /* hidden            */
 	&& (!FLAG('b') || S_ISBLK(st.st_mode))                        /* block special     */
 	&& (!FLAG('c') || S_ISCHR(st.st_mode))                        /* character special */
 	&& (!FLAG('d') || S_ISDIR(st.st_mode))                        /* directory         */