fdo#73087: python3: upgrade to version 3.3.3

- drop obsolete/upstreamed patches:
  python-3.3.0-ffi-clang.patch.1
  python-3.3.0-15833.patch.1
  one hunk of python-3.3.0-aix.patch.1 in fficonfig.py.in

Change-Id: I12f0f78a172067986b63455847015ea2430a084c
Reviewed-on: https://gerrit.libreoffice.org/7278
Tested-by: LibreOffice gerrit bot <gerrit@libreoffice.org>
Reviewed-by: Michael Stahl <mstahl@redhat.com>