Remove myself (fuuzetsu) from maintainer lists

I haven't been doing any maintenance for a long time now and not only
do I get notified, it also creates a fake impression that all these
packages had at least one maintainer when in practice they had none.

pkgs/tools/security/pius/default.nix

@@ -36,6 +36,6 @@ python3Packages.buildPythonApplication {
     license = stdenv.lib.licenses.gpl2;
 
     platforms = stdenv.lib.platforms.gnu ++ stdenv.lib.platforms.linux;
-    maintainers = with stdenv.lib.maintainers; [ fuuzetsu kierdavis ];
+    maintainers = with stdenv.lib.maintainers; [ kierdavis ];
   };
 }