Rename tagger models.
Rename tagger models.

From czech_<version>_(best_accuracy|fast).tagger to
czech_<version>.(best_accuracy|fast)_tagger.

ufal/morphodita,ufal/morphodita,ufal/morphodita,ufal/morphodita,ufal/morphodita,ufal/morphodita,ufal/morphodita,ufal/morphodita