systemd: enable manual activation of kresd.service as non-root user

To be able to bind to a well known port as a non-root user, the CAP_NET_BIND_SERVICE
capability is required.
11 jobs for systemd-enable-manual-activation in 6 minutes and 48 seconds (queued for 6 seconds)
Status Job ID Name Coverage
  Build
passed #96634
docker linux amd64
build:linux:amd64

00:00:32

 
  Test
passed #96638
docker linux amd64
deckard:linux:amd64

00:05:55

passed #96637
docker linux amd64
installcheck:linux:amd64

00:00:54

passed #96639
docker linux amd64
installcheck:valgrind:linux:amd64

00:00:29

passed #96635
docker
lint:lua

00:00:35

passed #96642
docker linux amd64
respdiff:iter:tcp:linux:amd64

00:03:35

passed #96643
docker linux amd64
respdiff:iter:tls:linux:amd64

00:02:39

passed #96641
docker linux amd64
respdiff:iter:udp:linux:amd64

00:02:18

passed #96636
docker linux amd64
test:linux:amd64

00:00:54

passed #96640
docker linux amd64
test:linux:amd64:valgrind

00:00:50

 
  Coverage
passed #96644
docker linux amd64
coverage

00:00:19

65.6%