The rest of the versions in the tree are correct.
feel free to adjust LICENSE in base-system packages
Done. Thanks. commit 2fb56e30ad79312db579d86e69c89742f8112a2b Author: Matt Turner <mattst88@gentoo.org> Date: Wed Sep 2 22:01:42 2015 -0700 sys-devel/automake: Fix license of 9999 ebuild from GPL-3 to GPL-2. Bug: https://bugs.gentoo.org/559466