Reverted the suspected root cause with https://chromium-review.googlesource.com/c/chromiumos/overlays/board-overlays/+/1112399

when filing bugs, can you include snippets of the actual log? buildbot logs expire and can't be text searched via email or crbug.com.

nyan_blaze-no-vmtest-pre-cq has passed after https://chromium-review.googlesource.com/1112399 (https://cros-goldeneye.corp.google.com/chromeos/healthmonitoring/buildDetails?buildbucketId=8942979307982233232)

for posterity, the BuildPackages failure was in ghostscript-gpl.  full/example logs can be found in  issue 855746 .

 Issue 855746  has been merged into this issue.