Rename suite performance to crosbolt_perbuild and performance_optional
to crosbolt_nightly.

This is part one of a two part CL, removal of the old suite
definition will happen when all branches are no longer using it.

BUG=chromium:483125
TEST=None

Change-Id: I0936046b3f7e59b098bb01382cf3cd410af24a0c
Reviewed-on: https://chromium-review.googlesource.com/268526
Tested-by: Keith Haddow <haddowk@chromium.org>
Reviewed-by: Rohit Makasana <rohitbm@chromium.org>
Commit-Queue: Keith Haddow <haddowk@chromium.org>
Reviewed-by: Keith Haddow <haddowk@chromium.org>
Reviewed-on: https://chromium-review.googlesource.com/268687
42 files changed