Update license boilerplate text in source code files

Normally we don't do this, but enough changes have accumulated that
we're doing a tree-wide one-off update of the name & style.

BUG=chromium:1098010
TEST=`repo upload` works

Change-Id: I6e065d37b7cb04b18e0e0f50f9ae68e599ebbcb0
Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/overlays/chromiumos-overlay/+/3887299
Tested-by: Mike Frysinger <vapier@chromium.org>
Owners-Override: Mike Frysinger <vapier@chromium.org>
Reviewed-by: Ram Chandrasekar <rchandrasekar@google.com>
diff --git a/dev-lang/rust-host/rust-host-1.62.1.ebuild b/dev-lang/rust-host/rust-host-1.62.1.ebuild
index c59409d..2106d94 100644
--- a/dev-lang/rust-host/rust-host-1.62.1.ebuild
+++ b/dev-lang/rust-host/rust-host-1.62.1.ebuild
@@ -1,4 +1,4 @@
-# Copyright 2022 The Chromium OS Authors. All rights reserved.
+# Copyright 2022 The ChromiumOS Authors
 # Distributed under the terms of the GNU General Public License v2
 
 EAPI=7