Remove reuse compliance headers

examples/usbip.rs

@@ -1,6 +1,3 @@
-// Copyright (C) 2022 Nitrokey GmbH
-// SPDX-License-Identifier: CC0-1.0
-
 use trussed::virt::{self, Ram, UserInterface};
 use trussed::{ClientImplementation, Platform};
 use trussed_usbip::ClientBuilder;

examples/vpicc.rs

@@ -1,6 +1,3 @@
-// Copyright (C) 2022 Nitrokey GmbH
-// SPDX-License-Identifier: CC0-1.0
-
 // To use this, make sure that you have vpcd from vsmartcard installed and configured (e. g.
 // install vsmartcard-vpcd on Debian).  You might have to restart your pcscd, e. g.
 // `systemctl restart pcscd pcscd.socket`.