Merge "[Thread] refine border routing logging" into main am: 7f7135e29e

Original change: https://android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/2920826

Change-Id: I170d580b5713ad09ed6949190682172e18336269
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>