adwaita: Fix nested list bottom rounding

Fixes Librem5/libhandy#271.
12 jobs for nested-list-rounding in 19 minutes and 16 seconds (queued for 9 seconds)
Status Job ID Name Coverage
  Build
passed #266953
librem5
api-visibility

00:02:38

passed #266955
librem5
build-debian-clang

00:04:25

passed #266954
librem5
build-debian-gcc

00:03:02

passed #266956
librem5
build-fedora-gcc

00:03:34

 
  Test+Docs
passed #266957
librem5
build-gtkdoc

00:02:50

passed #266958
librem5
unit-test

00:02:51

41.1%
 
  Package
passed #266959
librem5
package-debian-buster

00:03:49

passed #266960
librem5:arm64
package-debian-buster:arm64

00:06:13

failed #266961
flatpak allowed to fail
package-flatpak

00:00:21

failed #266962
flatpak allowed to fail
package-flatpak-glade

00:00:30

 
  Test Package
passed #266963
librem5
autopkgtest-debian-buster-package

00:03:24

passed #266964
librem5
lintian-debian-buster-package

00:01:19

 
Name Stage Failure
failed
package-flatpak-glade Package
rm: cannot remove '_build/src/libhandy-1.so.0': Permission denied
rm: cannot remove '_build/src/Handy-1.gir': Permission denied
Running after_script
Uploading artifacts for failed job
Uploading artifacts...
_build/meson-logs/meson-log.txt: found 1 matching files

WARNING: sm.puri.Handy.Glade-dev.flatpak: no matching files
Uploading artifacts to coordinator... ok
id=266962 responseStatus=201 Created token=7RXzmKby
ERROR: Job failed: exit code 1
failed
package-flatpak Package
rm: cannot remove '_build/src/25a6634@@handy-1@sha/hdy-search-bar.c.o': Permission denied
rm: cannot remove '_build/src/25a6634@@handy-1@sha/hdy-enum-value-object.c.gcno': Permission denied
rm: cannot remove '_build/src/25a6634@@handy-1@sha/meson-generated_.._hd
Running after_script
Uploading artifacts for failed job
Uploading artifacts...
_build/meson-logs/meson-log.txt: found 1 matching files

WARNING: sm.puri.Handy.Demo-dev.flatpak: no matching files
Uploading artifacts to coordinator... ok
id=266961 responseStatus=201 Created token=GwRFdc5Z
ERROR: Job failed: exit code 1