validate:launcher: Don't about unexisting tests when filtering tests

It was wrong
3 jobs for launcher_fixes in 6 minutes and 3 seconds (queued for 1 minute and 52 seconds)
Status Job ID Name Coverage
  Preparation
passed #52168
manifest

00:00:26

 
  Build
passed #52169
build fedora x86_64

00:02:13

 
  Full Builds
passed #52170
build android arm64 api28

00:03:23