Add ligaAnchorPairs to mark writer
Add ligaAnchorPairs to mark writer

This is expected to be set as of
https://github.com/googlei18n/ufo2ft/commit/53f758045d8f5f1a9d5284e3a4f10d6886578256

googlefonts/roboto,googlefonts/roboto,moyogo/roboto,moyogo/roboto,anthrotype/roboto,anthrotype/roboto