Update security string to 2016-09-07 to platform and CTS for September   respin am: cc5148493f am: 637fa9c4c5 am: 5ed4043667 am: 48e00645fe am: f63dfac0e3 am: a14e8c2f31
am: d5c59f3b97  -s ours

Change-Id: Ibcf2cb117de238fa76e0551fd97a12d88200e30d