Renew the SRV/TXT records if half of TTL passed am: c8478e5d16

Original change: https://googleplex-android-review.googlesource.com/c/platform/packages/modules/Connectivity/+/23534139

Change-Id: If9038ce61fa07fc4cb0516a755e3ce35fb84b688
Signed-off-by: Automerger Merge Worker <android-build-automerger-merge-worker@system.gserviceaccount.com>