Retire kernel-tests from goldfish

this target does not have much value but
requires maintenance.

Bug: 154346346
Test: presubmit
Signed-off-by: Roman Kiryanov <rkir@google.com>
Merged-In: Ibdc021aa1dcafc583364961158e216666027439e
Change-Id: I1bf92c5b37dca57dee360bfd38823310179bc569
8 files changed