[DO NOT MERGE] Update Security String to 2017-06-05 for lmp-dev am: 91a21e9d...

[DO NOT MERGE] Update Security String to 2017-06-05 for lmp-dev am: 91a21e9d  -s ours am: ff3f6e29 am: 13b453c9  -s ours am: b57f591f am: 5e089f6b am: 6e52769b am: 53980e19  -s ours am: 773e5235 am: 594667da am: 2ae448cd  -s ours am: 7038c523  -s ours am: 35a5e325  -s ours am: 55a3be5b  -s ours
am: eb3dadeb  -s ours

Change-Id: Ic558df5c8e4237e533cf7bb5e1082e66326d7be0