maintainers: drop omasanori

maintainers/maintainer-list.nix

···
     githubId = 9091609;
     name = "Omar Jatoi";
   };
-  omasanori = {
-    github = "omasanori";
-    githubId = 167209;
-    name = "Masanori Ogino";
-  };
   omgbebebe = {
     email = "[e-mail]";
     github = "omgbebebe";

maintainers/team-list.nix

···
   sage = {
     members = [
       timokau
-      omasanori
       raskin
       collares
     ];

pkgs/by-name/ia/iay/package.nix

···
     license = licenses.mit;
     maintainers = with maintainers; [
       aaqaishtyaq
-      omasanori
     ];
     mainProgram = "iay";
   };

pkgs/by-name/km/kmscon/package.nix

···
     mainProgram = "kmscon";
     homepage = "https://www.freedesktop.org/wiki/Software/kmscon/";
     license = licenses.mit;
-    maintainers = with maintainers; [ omasanori ];
+    maintainers = [ ];
     platforms = platforms.linux;
   };
 }