Remove copyright and license comments

Removed copyright notice and licensing information from the file.

Signed-off-by: Julian Kepka <148074683+juliankepka@users.noreply.github.com>

Author: juliankepka

src/components/AcceptInvitationDialog.tsx

@@ -1,18 +1,3 @@
-// Copyright (C) 2026 Sebastian Kawelke, l3montree UG (haftungsbeschraenkt)
-//
-// This program is free software: you can redistribute it and/or modify
-// it under the terms of the GNU Affero General Public License as
-// published by the Free Software Foundation, either version 3 of the
-// License, or (at your option) any later version.
-//
-// This program is distributed in the hope that it will be useful,
-// but WITHOUT ANY WARRANTY; without even the implied warranty of
-// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
-// GNU Affero General Public License for more details.
-//
-// You should have received a copy of the GNU Affero General Public License
-// along with this program.  If not, see <http://www.gnu.org/licenses/>.
-
 import { useRouter } from "next/navigation";
 import { useForm } from "react-hook-form";