cracklib: upgraded package to upstream

Upgraded sys-libs/cracklib to version 2.9.6-r1 on amd64, arm, x86

BUG=chromium:710117
TEST=for b in reef bob x86-generic; do
  FEATURES=test emerge-$b -q cracklib; done

Change-Id: Ib48e6ff8f3b7b4567dee4b07c01e59e3eca152e0
Reviewed-on: https://chromium-review.googlesource.com/489665
Commit-Ready: Drew Davenport <ddavenport@chromium.org>
Tested-by: Drew Davenport <ddavenport@chromium.org>
Reviewed-by: Chirantan Ekbote <chirantan@chromium.org>
8 files changed