Add Missing Newline In OVS Plugin Setup

There is a missing newline between two commands in step 3
of the OVS plugin setup instructions.  This fixes that.

Change-Id: Ic990eb99ae3f5c8159ae16296f73bd472c6bbddf
Fixes: bug #1243734
backport: havana
Merge "Add Missing Newline In OVS Plugin Setup"