Merge "Keystore 2.0: Make MonotonicRawTime use milliseconds." am: c1c58f0f77 am: efbeac0572 am: 0b18edf55e

Original change: https://android-review.googlesource.com/c/platform/system/security/+/1706029

Change-Id: Ia132dd20b416ba91cdb1b223ed0e7f0c52ec5461