Merge "Use ISO 8601 format for LocalLog local timestamps" am: 172fd44b2f am: 22ed1a7a79 am: 218b1d80e4 am: dfa18bff1b

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1878440

Change-Id: I56b60c35e8dae782973a704b0c307dd4f428a4e9