Revert "Revert "[RFCLAT#1] Move the raw socket creation from cla..."

Revert submission 1919326-revert-1902610-clat_move_raw_socket-XKUYDBPMIO

Reason for revert: security patch (aosp/1903466) and clean up patch (aosp/1911234) have merged
Reverted Changes:
I849cf4150:Revert "[RFNETD#1] Move the raw socket creation fr...
Ic4fad13f5:Revert "[RFCLAT#1] Move the raw socket creation fr...

Bug: 212345928
Test: atest clatd_test

Change-Id: Ib3f35c293b160f57917bf6f52a533faecf2abf80
3 files changed