Switch over to recommended Freetype system of include ft2build.h then

Switch over to recommended Freetype system of include ft2build.h then

Sat Nov  1 09:32:15 2003  Owen Taylor  <otaylor@redhat.com>

        * pango/pango-ot.h pango/pangofc-font.h modules/indic/indic-ot.h
        pango/pangoft2.c pango/opentype/pango-ot-info.c
        pango/opentype/pango-ot-ruleset.c pango/opentype/ottest.c
        pango/opentype/ftxopen.[ch] pango/opentype/ftxgdef.c
        pango/opentype/ftxgsub.c pango/opentype/ftxgpos.c:
        Switch over to recommended Freetype system of
        include ft2build.h then #include FT_FREETYPE_H.
        Fixes ftmodule.h problem with current Freetype CVS.
        (#125548)