dev-python/certifi: add ~amd64-fbsd, ~x86-fbsd KEYWORDS

[nigoro]

dev-python/setuptools requires dev-python/certifi.

# emerge -pv app-portage/repoman

Calculating dependencies... done!
[ebuild  N     ] dev-python/setuptools-28.7.1::gentoo  USE="{-test}" PYTHON_TARGETS="python2_7 python3_4 (-pypy) (-pypy3) -python3_5" 631 KiB
[ebuild  N    *] dev-python/certifi-2016.9.26::gentoo  PYTHON_TARGETS="python2_7 python3_4 (-pypy) (-pypy3) -python3_5" 0 KiB
[ebuild  N     ] dev-python/lxml-3.6.4-r1::gentoo  USE="threads -doc -examples {-test}" PYTHON_TARGETS="python2_7 python3_4 -python3_5" 0 KiB
[ebuild  N     ] app-portage/repoman-2.3.0-r1::gentoo  PYTHON_TARGETS="python2_7 python3_4 (-pypy) -python3_5" 0 KiB

Total: 4 packages (4 new), Size of downloads: 631 KiB

The following keyword changes are necessary to proceed:
 (see "package.accept_keywords" in the portage(5) man page for more details)
# required by dev-python/setuptools-28.7.1::gentoo
# required by dev-python/lxml-3.6.4-r1::gentoo
# required by app-portage/repoman-2.3.0-r1::gentoo
# required by app-portage/repoman (argument)
=dev-python/certifi-2016.9.26 **