perf list: Modify the warning message about scandirat(3)

It should mention scandirat() instead of scandir().
Signed-off-by: Namhyung Kim <namhyung@kernel.org>
Acked-by: Ian Rogers <irogers@google.com>
Cc: Adrian Hunter <adrian.hunter@intel.com>
Cc: Ingo Molnar <mingo@kernel.org>
Cc: Jiri Olsa <jolsa@kernel.org>
Cc: Peter Zijlstra <peterz@infradead.org>
Link: https://lore.kernel.org/r/20230427230502.1526136-2-namhyung@kernel.orgSigned-off-by: Arnaldo Carvalho de Melo <acme@redhat.com>

tools/perf/util/print-events.c

@@ -131,7 +131,7 @@ void print_tracepoint_events(const struct print_callbacks *print_cb __maybe_unus
 	free(sys_namelist);
 }
 #else
-	printf("\nWARNING: Your libc doesn't have the scandir function, please ask its maintainers to implement it.\n"
+	printf("\nWARNING: Your libc doesn't have the scandirat function, please ask its maintainers to implement it.\n"
 	       "         As a rough fallback, please do 'ls %s' to see the available tracepoint events.\n", events_path);
 #endif
 	close(events_fd);