Merge "logd: make drop_privs work if neither klogd or auditd are used" am:...

Merge "logd: make drop_privs work if neither klogd or auditd are used" am: ef8c9574 am: a182decd am: 7fca0e79

Original change: https://android-review.googlesource.com/c/platform/system/core/+/1345186

Change-Id: Idea2b6daa1c405bee887c5f57cbf116c1ccbb679