Updating security string to 2016-09-05 in preparation for 2016 September OTA for b/30224278 am: a234c54e2a am: 48e360c73b am: a08cbbb97c am: a96455528c
am: d6eb8a739d

Change-Id: Ia2aeb08f9cb030048320beb6f5e0d625ff8b0b42