Wait more than 1 second for NSEC3 chain changes

One second may not be enough for an NSEC3 chain change triggered by an
UPDATE message to complete.  Wait up to 10 seconds when checking whether
a given NSEC3 chain change is complete in the "nsupdate" system test.
40 jobs for !1837 with michal/minor-nsupdate-system-test-tweaks in 17 minutes and 36 seconds (queued for 9 seconds)
detached
Status Job ID Name Coverage
  Precheck
passed #218982
linux amd64
🐞:sid:amd64

00:00:13

passed #218981
linux amd64
misc:sid:amd64

00:00:18

 
  Build
passed #218993
linux amd64
asan:sid:amd64

00:02:24

passed #218994
linux amd64
clang:stretch:amd64

00:01:22

passed #218995
linux i386
clang:stretch:i386

00:02:03

passed #218983
linux amd64
docs:sid:amd64

00:00:49

passed #218992
linux amd64
gcc:bionic:amd64

00:01:26

passed #218984
linux amd64
gcc:centos6:amd64

00:02:54

passed #218985
linux amd64
gcc:centos7:amd64

00:03:04

passed #218990
linux amd64
gcc:fedora29:amd64

00:03:14

passed #218986
linux amd64
gcc:jessie:amd64

00:01:03

passed #218988
linux amd64
gcc:sid:amd64

00:01:36

passed #218989
linux i386
gcc:sid:i386

00:01:43

passed #218987
linux amd64
gcc:stretch:amd64

00:01:51

passed #218991
linux amd64
gcc:xenial:amd64

00:02:04

passed #218996
linux amd64
pkcs11:sid:amd64

00:01:09

 
  Test
passed #219015
linux amd64
system:asan:sid:amd64

00:08:44

passed #219013
linux amd64
system:gcc:bionic:amd64

00:08:01

passed #218997
linux amd64
system:gcc:centos6:amd64

00:06:33

passed #218999
linux amd64
system:gcc:centos7:amd64

00:07:19

passed #219009
linux amd64
system:gcc:fedora29:amd64

00:07:07

passed #219001
linux amd64
system:gcc:jessie:amd64

00:07:52

passed #219101
linux amd64
system:gcc:sid:amd64

00:06:50

passed #219007
linux i386
system:gcc:sid:i386

00:07:55

passed #219003
linux amd64
system:gcc:stretch:amd64

00:08:01

passed #219011
linux amd64
system:gcc:xenial:amd64

00:07:55

passed #219018
linux amd64
system:pkcs11:sid:amd64

00:08:02

passed #219016
linux amd64
unit:asan:sid:amd64

00:00:49

passed #219017
linux amd64
unit:clang:stretch:amd64

00:00:50

passed #219014
linux amd64
unit:gcc:bionic:amd64

00:00:46

passed #218998
linux amd64
unit:gcc:centos6:amd64

00:00:48

passed #219000
linux amd64
unit:gcc:centos7:amd64

00:00:50

passed #219010
linux amd64
unit:gcc:fedora29:amd64

00:00:49

passed #219002
linux amd64
unit:gcc:jessie:amd64

00:00:29

passed #219006
linux amd64
unit:gcc:sid:amd64

00:00:50

passed #219008
linux i386
unit:gcc:sid:i386

00:00:45

passed #219004
linux amd64
unit:gcc:stretch:amd64

00:00:46

passed #219012
linux amd64
unit:gcc:xenial:amd64

00:00:49

passed #219019
linux amd64
unit:pkcs11:sid:amd64

00:00:47

failed #219005
linux amd64
system:gcc:sid:amd64

00:07:09