Log Message:
cairo: just always install cairo-ft. Bump PKGREVISION.

Depend on freetype and fontconfig even if no options are selected, and
take care to explicitly enable or disable meson options. Should fix
pango build error seen on NetBSD sans X11:

    meson.build:429:4: ERROR: Problem encountered: No Cairo font backends found

Build-tested (and `otool -L`-inspected) on macOS with each of 'quartz',
'x11', 'xcb', 'x11 xcb', and no options selected.