Vendors may choose dm-default-key options format

Bug: 150761030
Test: setting to 1 in device/google/cuttlefish/shared/device.mk
    causes "default-key: Not enough arguments" as expected.
Cherry-Picked-From: c115da5968a2bbd380c4282d777f2ba56021a4b1
Merged-In: I73262efff0be15f0295d23168049ed9e3721a7f7
Change-Id: I73262efff0be15f0295d23168049ed9e3721a7f7
1 file changed