Merge "Document the of closing LocalSocket streams." into main am: c7136b0d69

Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/2850565

Change-Id: Ie577e502e405e62bc5d26f072e4ee52a2ae57117
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>