chore: set default value to `true`

4 jobs for issue/make-language-switch-configurable in 4 minutes and 58 seconds (queued for 5 seconds)
Status Name Job ID Coverage
  Build
passed build_test #631618

00:01:40

 
  Deploy
passed pages #631619

00:01:34

passed pages:deploy

00:00:03

 
  Preserve Pages
passed pushback #631620

00:01:43