layer/validate: clear AD if closest encloser proof has optouted NSEC3

3 jobs for fix-noname-oo in 1 minute and 17 seconds (queued for 4 seconds)
Status Job ID Name Coverage
  Build
passed #5501
docker linux amd64
build:linux:amd64

00:00:35

 
  Test
passed #5503
docker linux amd64
deckard:linux:amd64

00:00:42

passed #5502
docker linux amd64
test:linux:amd64

00:00:35