Globally ignore TagLib::List::operator!=

Ruby parses (a != b) as !(a == b).
But unless it is ignored, swig will display a warning.

Author: Sigill

ext/taglib_base/taglib_base.i

@@ -94,6 +94,7 @@ namespace TagLib {
 
 %ignore TagLib::List::operator[];
 %ignore TagLib::List::operator=;
+%ignore TagLib::List::operator!=;
 %include <taglib/tlist.h>
 
 %include <taglib/tag.h>

ext/taglib_mp4/taglib_mp4.i

@@ -7,7 +7,6 @@
 #include <taglib/mp4atom.h>
 %}
 
-%ignore TagLib::List::operator!=;
 %include "../taglib_base/includes.i"
 %import(module="taglib_base") "../taglib_base/taglib_base.i"