Resolves: fdo#63228 Printers list does not increase height with Print Dialog

(cherry picked from commit e764b46eea2aab37b7f62d6bf495d2b80080e3b2)

Change-Id: I731fe5159bead1dc0036ede8d4cd26c233e3b296
Reviewed-on: https://gerrit.libreoffice.org/8803
Reviewed-by: Matúš Kukan <matus.kukan@collabora.com>
Tested-by: Matúš Kukan <matus.kukan@collabora.com>