Log Message:
Update pango to 1.46.1

XXX Are the CoreText patches still necessary? (c.f. PR pkg/53730)

Overview of changes in 1.46.1
=============================
- Revert an unintentional PangoRenderer abi break in 1.46.0
- Various small fixes

Overview of changes in 1.46.0
=============================
- Bump version to 1.46

Overview of changes in 1.45.5
=============================
- Export pango_color_parse_with_alpha
- Stop using hb-glib

Overview of changes in 1.45.4
=============================
- Fix build on Windows
- Fix a pidgin crash
- fc: Always reject unsupported font formats
- coretext: Fix cairo scaling

Overview of changes in 1.45.3
=============================
- Fix pango_attr_list_change
- Fix crashes with empty attribute lists

Overview of changes in 1.45.2
=============================
- Fix several crashes in gtk2 applications
- Revert an unintentional introspection API change
- Include HarfBuzz when igenerating introspection data

Overview of changes in 1.45.1
=============================
- Undo PangoFontsetSimple deprecation
- Annotation fixes for various apis
- Add api to compare attribute lists
- Update data tables to Unicode 13.0
- Various test improvements
- Require GLib 2.60

Overview of changes in 1.45.0
=============================
- Some new font enumeration apis:
  pango_font_map_get_family
  pango_font_family_get_face
  pango_font_face_get_family
  pango_font_get_face
- Support for line-wide underlines
- Support for overlines