Add query packet size to kr_request

This is useful when we do logging from the finish layer
11 jobs for vendemiat/track_qsize in 6 minutes and 24 seconds (queued for 5 seconds)
Status Job ID Name Coverage
  Build
passed #94567
docker linux amd64
build:linux:amd64

00:00:26

 
  Test
passed #94571
docker linux amd64
deckard:linux:amd64

00:05:40

passed #94570
docker linux amd64
installcheck:linux:amd64

00:00:32

passed #94572
docker linux amd64
installcheck:valgrind:linux:amd64

00:00:38

passed #94568
docker
lint:lua

00:00:23

passed #94575
docker linux amd64
respdiff:iter:tcp:linux:amd64

00:02:09

passed #94576
docker linux amd64
respdiff:iter:tls:linux:amd64

00:02:01

passed #94574
docker linux amd64
respdiff:iter:udp:linux:amd64

00:01:58

passed #94569
docker linux amd64
test:linux:amd64

00:00:55

passed #94573
docker linux amd64
test:linux:amd64:valgrind

00:00:54

 
  Coverage
passed #94577
docker linux amd64
coverage

00:00:17

68.1%