[algorithm] fixed criteria for stopping the training loop

4 jobs for add-new-classifiers in 22 minutes and 58 seconds (queued for 8 seconds)
Status Job ID Name Coverage
  Build
passed #142851
docker
build_linux_27

00:13:44

passed #142852
docker
build_linux_36

00:13:30

passed #142853
macosx
build_macosx_27

00:08:07

passed #142854
macosx
build_macosx_36

00:09:14