The margin of error (up to 2 seconds) allowed for the inception time
in the cds system test was a bit too small, and has been increased to 3
seconds.
(cherry picked from commit
3ecaccb961bb1dd3a338a1c6ef26e009e4ea5451)
die "missing notbefore time" unless $notbefore;
die "missing inception time" unless $inception;
my $delta = $inception - $notbefore;
-die "bad inception time $delta" unless abs($delta - $target) < 3;
+die "bad inception time $delta" unless abs($delta - $target) <= 3;