drop "All rights reserved" from examples

OSS licensing has asked us to remove this from new file headers.

Change-Id: I89121dd167aa88617ce2090f8684148bbbac90ed
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/3792556
Commit-Queue: Mike Frysinger <vapier@chromium.org>
Reviewed-by: Jan Wilken Dörrie <jdoerrie@chromium.org>
Reviewed-by: Bruce Dawson <brucedawson@chromium.org>
Cr-Commit-Position: refs/heads/main@{#1031130}
NOKEYCHECK=True
GitOrigin-RevId: e69fa056667d8f89469ac85a49e54cd9eff370a1
1 file changed