Revert "[RFCLAT#1] Move the raw socket creation from clatd to netd" am: 685fc68ed5 am: 750cea1eee am: e30354259a

Original change: https://android-review.googlesource.com/c/platform/external/android-clat/+/1919326

Change-Id: Icd90cf9fd41078e06fb97de53ea06dc7e0298818