etc-update: combined use of /etc/os-release ID and ID_LIKE

Closes: https://github.com/gentoo/portage/pull/372
Signed-off-by: Kewl Fft xrjy@nygb.rh.bet (rot13)
Signed-off-by: Zac Medico <zmedico@gentoo.org>
1 file changed