example: Make the radio buttons non-focusable

There is no need for them to be focusable as activating the rows
activates them.
11 jobs for radio-valign in 16 minutes and 11 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #248384
librem5
api-visibility

00:02:48

passed #248386
librem5
build-debian-clang

00:04:03

passed #248385
librem5
build-debian-gcc

00:03:05

passed #248387
librem5
build-fedora-gcc

00:03:45

 
  Test+Docs
passed #248388
librem5
build-gtkdoc

00:02:52

passed #248389
librem5
unit-test

00:02:48

43.2%
 
  Package
passed #248390
librem5
package-debian-buster

00:02:59

passed #248391
librem5:arm64
package-debian-buster:arm64

00:06:30

failed #248392
flatpak allowed to fail
package-flatpak

00:00:52

 
  Test Package
passed #248393
librem5
autopkgtest-debian-buster-package

00:02:45

passed #248394
librem5
lintian-debian-buster-package

00:01:06

 
Name Stage Failure
failed
package-flatpak Package
Committing stage finish to cache
Exporting sm.puri.Handy.Demo to repo
error: Writing content object: min-free-space-percent '3%' would be exceeded, at least 4.1?kB requested
Export failed: Child process exited with code 1
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=248392 responseStatus=201 Created token=b8TyCarw
ERROR: Job failed: exit code 1