4.5.0 uses three interfaces FFmpeg 7 removed; upstream guards them since
4.6. Drop 010-no-po-man.patch and switch PKG_FIXUP to gettext-version,
which runs autopoint and so supplies the po/Makefile.in.in the patch was
working around. Drop --without-mmal, which 4.7.1 no longer has.
Signed-off-by: Alexandru Ardelean <alex@shruggie.ro>