[test][assetwidget] Refactor delete tests for same and other asset type

3 jobs for 242_add_missing_delete_confirmation in 31 minutes and 42 seconds (queued for 1 second)
Status Job ID Name Coverage
  Build
passed #170009
docker-build
build_linux_36

00:19:36

passed #170167
macosx
build_macosx_36

00:12:06

failed #170010
macosx
build_macosx_36

00:22:40