demo: Fix some row activation

Some rows where activatable when either they shouldn't or they were not
bound to their matching activatable widget. This fixes it by either
unsetting them as activatable or binding them to their activatable
widget.
11 jobs for activatable in 19 minutes and 34 seconds (queued for 3 seconds)
Status Job ID Name Coverage
  Build
passed #255022
librem5
api-visibility

00:02:54

passed #255024
librem5
build-debian-clang

00:03:58

passed #255023
librem5
build-debian-gcc

00:03:24

passed #255025
librem5
build-fedora-gcc

00:03:44

 
  Test+Docs
passed #255026
librem5
build-gtkdoc

00:02:48

passed #255027
librem5
unit-test

00:02:36

42.0%
 
  Package
passed #255028
librem5
package-debian-buster

00:02:47

passed #255029
librem5:arm64
package-debian-buster:arm64

00:06:03

passed #255030
flatpak
package-flatpak

00:01:47

 
  Test Package
passed #255031
librem5
autopkgtest-debian-buster-package

00:02:21

passed #255032
librem5
lintian-debian-buster-package

00:00:53