[d8] Install sigterm handler after parsing the command line flags

Bug: v8:13115, chromium:1351395
Change-Id: I8804e2cbc13ed040754ab7426780c4528ed6daaa
Reviewed-on: https://chromium-review.googlesource.com/c/v8/v8/+/3826247Reviewed-by: Clemens Backes <clemensb@chromium.org>
Commit-Queue: Camillo Bruni <cbruni@chromium.org>
Cr-Commit-Position: refs/heads/main@{#82428}

src/d8/d8.cc

@@ -5547,9 +5547,9 @@ void d8_install_sigterm_handler() {
 }  // namespace
 
 int Shell::Main(int argc, char* argv[]) {
-  if (!i::FLAG_fuzzing) d8_install_sigterm_handler();
   v8::base::EnsureConsoleOutput();
   if (!SetOptions(argc, argv)) return 1;
+  if (!i::FLAG_fuzzing) d8_install_sigterm_handler();
 
   v8::V8::InitializeICUDefaultLocation(argv[0], options.icu_data_file);