navigation-direction: Add HdyDeck in doc

This slso suggests to see the docs for HdyDeck and HdyLeaflet.
12 jobs for navigation-direction in 14 minutes and 44 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Build
passed #266654
librem5
api-visibility

00:02:39

passed #266656
librem5
build-debian-clang

00:04:12

passed #266655
librem5
build-debian-gcc

00:03:02

passed #266657
librem5
build-fedora-gcc

00:03:47

 
  Test+Docs
passed #266658
librem5
build-gtkdoc

00:02:21

passed #266659
librem5
unit-test

00:02:11

41.1%
 
  Package
passed #266660
librem5
package-debian-buster

00:02:04

passed #266661
librem5:arm64
package-debian-buster:arm64

00:06:10

failed #266662
flatpak allowed to fail
package-flatpak

00:00:17

failed #266663
flatpak allowed to fail
package-flatpak-glade

00:00:29

 
  Test Package
passed #266664
librem5
autopkgtest-debian-buster-package

00:01:59

passed #266665
librem5
lintian-debian-buster-package

00:00:47

 
Name Stage Failure
failed
package-flatpak-glade Package
rm: cannot remove '_build/src/25a6634@@handy-1@sha/hdy-swipeable.c.gcda': Permission denied
rm: cannot remove '_build/src/25a6634@@handy-1@sha/hdy-main.c.gcda': Permission denied
rm: cannot remove '_build/src/25a6634@@handy-1@sha/hdy-search-bar.c.o': Permission denied
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=266663 responseStatus=201 Created token=MdHA4Rwq
ERROR: Job failed: exit code 1
failed
package-flatpak Package
rm: cannot remove '_build/src/25a6634@@handy-1@sha/hdy-window-handle-controller.c.gcno': Permission denied
rm: cannot remove '_build/src/25a6634@@handy-1@sha/hdy-leaflet.c.gcda': Permission denied
rm: cannot remove '_build/src/25a6634@@handy-1@sha/hdy-header-group.c.gcda'
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=266662 responseStatus=201 Created token=rdUGkxsL
ERROR: Job failed: exit code 1