Change some dnssec-policy defaults

Suggested by Tony Finch, these seem to be more reasonable defaults.
77 jobs for !2711 with misc-fixes-kasp in 31 minutes and 17 seconds (queued for 6 seconds)
latest detached
Status Job ID Name Coverage
  Precheck
passed #460716
amd64 linux
🐞:sid:amd64

00:03:48

passed #460714
amd64 linux
autoreconf:sid:amd64

00:00:32

passed #460715
amd64 linux
misc:sid:amd64

00:00:17

 
  Build
passed #460729
amd64 linux
asan:sid:amd64

00:02:42

passed #460735
amd64 freebsd
clang:freebsd11.3:amd64

00:01:05

passed #460736
amd64 freebsd
clang:freebsd12.0:amd64

00:00:58

passed #460737
amd64 openbsd
clang:openbsd6.5:amd64

00:05:52

passed #460732
amd64 linux
clang:stretch:amd64

00:02:24

passed #460733
i386 linux
clang:stretch:i386

00:01:36

passed #460717
amd64 linux
gcc:alpine3.10:amd64

00:02:33

passed #460728
amd64 linux
gcc:bionic:amd64

00:02:08

passed #460723
amd64 linux
gcc:buster:amd64

00:02:06

passed #460718
amd64 linux
gcc:centos6:amd64

00:02:12

passed #460719
amd64 linux
gcc:centos7:amd64

00:02:39

passed #460720
amd64 linux
gcc:centos8:amd64

00:01:48

passed #460726
amd64 linux
gcc:fedora30:amd64

00:02:30

passed #460721
amd64 linux
gcc:jessie:amd64

00:02:05

passed #460724
amd64 linux
gcc:sid:amd64

00:02:36

passed #460725
i386 linux
gcc:sid:i386

00:02:06

passed #460722
amd64 linux
gcc:stretch:amd64

00:01:41

passed #460727
amd64 linux
gcc:xenial:amd64

00:02:02

passed #460739
amd64 windows
msvc:windows:amd64

00:04:37

passed #460731
amd64 linux
mutexatomics:sid:amd64

00:01:56

passed #460738
amd64 linux
nolibtool:sid:amd64

00:02:54

passed #460734
amd64 linux
pkcs11:sid:amd64

00:02:21

passed #460730
amd64 linux
rwlock:sid:amd64

00:02:33

 
  Unit
passed #460752
amd64 linux
unit:asan:sid:amd64

00:05:17

passed #460787
freebsd amd64
unit:clang:freebsd11.3:amd64

00:00:28

passed #460757
amd64 freebsd
unit:clang:freebsd12.0:amd64

00:01:07

passed #460754
amd64 linux
unit:clang:stretch:amd64

00:00:50

passed #460793
amd64 linux
unit:gcc:alpine3.10:amd64

00:02:25

passed #460751
amd64 linux
unit:gcc:bionic:amd64

00:00:55

passed #460746
amd64 linux
unit:gcc:buster:amd64

00:01:17

passed #460741
amd64 linux
unit:gcc:centos6:amd64

00:00:52

passed #460742
amd64 linux
unit:gcc:centos7:amd64

00:00:58

passed #460743
amd64 linux
unit:gcc:centos8:amd64

00:00:50

passed #460749
amd64 linux
unit:gcc:fedora30:amd64

00:01:05

passed #460744
amd64 linux
unit:gcc:jessie:amd64

00:00:29

passed #460747
amd64 linux
unit:gcc:sid:amd64

00:01:28

passed #460748
i386 linux
unit:gcc:sid:i386

00:01:44

passed #460745
amd64 linux
unit:gcc:stretch:amd64

00:00:49

passed #460750
amd64 linux
unit:gcc:xenial:amd64

00:00:51

passed #460758
amd64 linux
unit:nolibtool:sid:amd64

00:01:41

passed #460755
amd64 linux
unit:pkcs11:sid:amd64

00:01:32

passed #460753
amd64 linux
unit:rwlock:sid:amd64

00:01:13

failed #460756
amd64 freebsd
unit:clang:freebsd11.3:amd64

00:05:08

passed #460785
freebsd amd64
unit:clang:freebsd11.3:amd64

00:00:26

failed #460786
linux amd64
unit:gcc:alpine3.10:amd64

00:02:30

failed #460784
linux amd64
unit:gcc:alpine3.10:amd64

00:02:26

failed #460740
amd64 linux
unit:gcc:alpine3.10:amd64

00:03:07

 
  System
passed #460771
amd64 linux
system:asan:sid:amd64

00:10:24

passed #460774
amd64 freebsd
system:clang:freebsd11.3:amd64

00:08:43

passed #460775
amd64 freebsd
system:clang:freebsd12.0:amd64

00:08:54

passed #460862
amd64 linux
system:gcc:alpine3.10:amd64

00:08:12

passed #460770
amd64 linux
system:gcc:bionic:amd64

00:08:06

passed #460765
amd64 linux
system:gcc:buster:amd64

00:07:53

passed #460760
amd64 linux
system:gcc:centos6:amd64

00:07:41

passed #460790
linux amd64
system:gcc:centos7:amd64

00:07:19

passed #460762
amd64 linux
system:gcc:centos8:amd64

00:08:18

passed #460768
amd64 linux
system:gcc:fedora30:amd64

00:09:05

passed #460763
amd64 linux
system:gcc:jessie:amd64

00:06:48

passed #460789
linux amd64
system:gcc:sid:amd64

00:07:46

passed #460767
i386 linux
system:gcc:sid:i386

00:08:49

passed #460764
amd64 linux
system:gcc:stretch:amd64

00:07:33

passed #460769
amd64 linux
system:gcc:xenial:amd64

00:07:47

passed #460792
linux amd64
system:nolibtool:sid:amd64

00:08:34

passed #460788
linux amd64
system:pkcs11:sid:amd64

00:07:23

passed #460772
amd64 linux
system:rwlock:sid:amd64

00:07:43

failed #460791
linux amd64
system:gcc:alpine3.10:amd64

00:09:34

failed #460759
amd64 linux
system:gcc:alpine3.10:amd64

00:08:44

failed #460761
amd64 linux
system:gcc:centos7:amd64

00:07:19

failed #460766
amd64 linux
system:gcc:sid:amd64

00:08:52

failed #460776
amd64 linux
system:nolibtool:sid:amd64

00:10:26

failed #460773
amd64 linux
system:pkcs11:sid:amd64

00:09:12

 
  Docs
passed #460777
amd64 linux
docs:sid:amd64

00:00:36

 
  Postcheck
passed #460779
amd64 linux
cppcheck:gcc:sid:amd64

00:02:56

passed #460778
amd64 linux
scan-build:buster:amd64

00:10:53