Docs: Move --debug-freestyle to the correct place

It bothered me that in the Blender manual the `--debug-freestyle` was in the `Other Options` category.
Now it should appear correctly in `Debug Options`.
https://docs.blender.org/manual/en/3.6/advanced/command_line/arguments.html#other-options

Pull Request: https://projects.blender.org/blender/blender/pulls/108179

source/creator/creator_args.c

@@ -598,6 +598,9 @@ static int arg_handle_print_help(int UNUSED(argc), const char **UNUSED(argv), vo
   printf("\n");
   BLI_args_print_arg_doc(ba, "--debug-fpe");
   BLI_args_print_arg_doc(ba, "--debug-exit-on-error");
+#  ifdef WITH_FREESTYLE
+  BLI_args_print_arg_doc(ba, "--debug-freestyle");
+#  endif
   BLI_args_print_arg_doc(ba, "--disable-crash-handler");
   BLI_args_print_arg_doc(ba, "--disable-abort-handler");