Escape newlines in `-v printable`. am: 522baf2487 am: 9d25de7017

Original change: https://android-review.googlesource.com/c/platform/system/logging/+/2860428

Change-Id: I9f0933c00a197f57bedd53bf726b89e110aa569e
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>
tree: 96c82b5411dd0e15cc14bd1cf6dd5c351254281b
  1. liblog/
  2. logcat/
  3. logd/
  4. logwrapper/
  5. rust/
  6. OWNERS
  7. PREUPLOAD.cfg
  8. TEST_MAPPING