Update ufo2ft from 3.3.0 to 3.3.1

Author: pyup-bot

requirements.txt

@@ -1,7 +1,7 @@
 fonttools[ufo,repacker,lxml,unicode]==4.54.1; platform_python_implementation == 'CPython'
 fonttools[ufo,repacker,unicode]==4.54.1; platform_python_implementation != 'CPython'
 glyphsLib==6.9.2
-ufo2ft==3.3.0
+ufo2ft==3.3.1
 fontMath==0.9.4
 booleanOperations==0.9.0
 ufoLib2==0.16.0