asdf
ceph_manager: fix erasure-code-k for the second command

Already fixed the rule definition for k=1, forgot to fix the
creation command.

Signed-off-by: Samuel Just <sam.just@inktank.com>
ceph_manager: default to creating pools with 16 pgs

Otherwise, the initial bouts of recovery take a really
long time.

Signed-off-by: Samuel Just <sam.just@inktank.com>