Refine clatStart() comment for accuracy am: 409db7f43f

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/3093781

Change-Id: I370f5cad465a7527e92e5dcb5c669ddc0bd0d7e8
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>