[DO NOT MERGE] Update security string to 2018-02-01 for mnc-dev bug:70348883 am: 74f105c16f am: 6545915c0b am: 567d926508 am: 06602d3239 -s ours am: 3980822dff am: 5d59b6650b

am: ca5b4e7969

Change-Id: Ib02b7dc53426a1ee0ad051c1c31997c9b8ff2dfc
This commit is contained in:
Adam Seaton 2017-12-14 00:29:38 +00:00 committed by android-build-merger
commit dc0deb3b47

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