fix typo and make rationale match the code
com.google.fonts/check/family/win_ascent_and_descent
@@ -101,8 +101,8 @@ def com_google_fonts_check_name_trailing_spaces(ttFont):
conditions = ['vmetrics',
'not is_cjk_font'],
rationale = """
- A font's winAscent and winDescent values should be greater than the
- head table's yMax, abs(yMin) values. If they are less than these values,
+ A font's winAscent and winDescent values should be greater than or equal to
+ the head table's yMax, abs(yMin) values. If they are less than these values,
clipping can occur on Windows platforms
(https://github.com/RedHatBrand/Overpass/issues/33).
