refactor(plat/soc-lx2160): move errata to common directory

Will add more Erratas, some errata can be used for multiple
platforms, so move errata to be common code which can
be share between different platforms.

Signed-off-by: Jiafei Pan <Jiafei.Pan@nxp.com>
Change-Id: Ib149b3eac365bdb593331e9f38f0b89d92c9c0d1
4 files changed