Remove old TODO about forced_host policy check
Remove old TODO about forced_host policy check

The TODO added in Kilo [1] is removed here since
we have consolidated the server create extension
code into the main servers controller [2] which
makes the TODO irrelevant.

[1] If3c68af8a438e77045b2b719873fc39e8473b6ea
[2] I4d817e5516c8bea8f3bffb28683a1e041303dae9

Change-Id: Ibf08a9a9653bdc48ab1099a26fc9f9a9f70a33e2

mahak/nova,mahak/nova,klmitch/nova,klmitch/nova,openstack/nova,rahulunair/nova,klmitch/nova,rahulunair/nova,openstack/nova,mahak/nova,openstack/nova,rahulunair/nova,klmitch/nova