Fix the MS-Windows build broken by recent changes

* src/inotify.c (syms_of_inotify) <Qignored>: Don't define here...
* src/coding.c (syms_of_coding) <Qignored>: ...define it here,
because it is needed also on platforms that don't compile
inotify.c.

src/coding.c

@@ -11684,6 +11684,8 @@ syms_of_coding (void)
      symbol as a coding system.  */
   DEFSYM (Qcoding_system_define_form, "coding-system-define-form");
 
+  DEFSYM (Qignored, "ignored");
+
   defsubr (&Scoding_system_p);
   defsubr (&Sread_coding_system);
   defsubr (&Sread_non_nil_coding_system);