OWNERS: Add roccochen@chromium.org BUG=none TEST=none BRANCH=none Change-Id: Iedbad16be5f9541cb74cc092821b828bd25b12da Signed-off-by: Yu-Ping Wu <yupingso@chromium.org> Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/vboot_reference/+/3742864 Commit-Queue: Julius Werner <jwerner@chromium.org> Reviewed-by: Julius Werner <jwerner@chromium.org>