[Backport release-26.05] nextcloudPackages: update (#547694)

maintainers/team-list.nix

@@ -550,6 +550,7 @@ with lib.maintainers;
       dotlambda
       ma27
       provokateurin
+      staticdev
     ];
     scope = "Maintain Nextcloud, its tests and the integration of applications.";
     shortName = "Nextcloud";