binutils: backport patches from unstream to fix A53 errata.

This is ported from upstream binutils branch
commit: cde98f8566e14f52b896abc92c357cdd14717505
[AArch64] Cortex-A53 erratum 835769 linker workaround

BUG=chromium:430666
TEST=cbuildbot daisy-release, x86-alex-release, falco-release

Change-Id: I4051be49e1a203d1673f695b430738f8b2bf0e15
Reviewed-on: https://chromium-review.googlesource.com/228604
Reviewed-by: Luis Lozano <llozano@chromium.org>
Reviewed-by: Mike Frysinger <vapier@chromium.org>
Commit-Queue: Yunlian Jiang <yunlian@chromium.org>
Tested-by: Yunlian Jiang <yunlian@chromium.org>
8 files changed