searchview: Remove unused composer field

The composer field is not directly used in the searchview.
3 jobs for wip/mschraal/remove-composer-searchview in 20 minutes and 46 seconds (queued for 18 minutes and 11 seconds)
Status Job ID Name Coverage
  Check
passed #4674
pep8

00:04:52

passed #4673
pyflakes

00:04:47

 
  Build
passed #4675
build

00:11:06