[notodiff] Don't expect harfbuzz input to match
[notodiff] Don't expect harfbuzz input to match

Now we can expect some padding for zero-width glyphs.

dougfelt/nototools,moyogo/nototools,googlei18n/nototools,googlefonts/nototools,anthrotype/nototools,moyogo/nototools,googlefonts/nototools,moyogo/nototools,googlei18n/nototools,anthrotype/nototools,dougfelt/nototools,googlefonts/nototools,googlefonts/nototools,anthrotype/nototools,googlei18n/nototools,dougfelt/nototools,googlefonts/nototools