Remove redundant NOTICE symbolic link.

Now that http://aosp/1235427 and http://aosp/1238719 are in, NOTICE
symbolic links are no longer needed.

Bug: 67772237
Bug: 68860345

Test: manually built and diffed before and after system image notices
Change-Id: I53f96d1fef4af2e398120d37643df1188c7f7025
1 file changed
tree: f4285c656fd1c87c473d7907233ebe2e447a4282
  1. Android.bp
  2. METADATA
  3. MODULE_LICENSE_APACHE2
  4. OWNERS
  5. libgav1/