Re-export netd_aidl_interface-cpp headers from libnetdaidl

INetd.h (part of libnetdaidl) transitivly includes
android/net/TetherStatsParcel.h, which is in the
netd_aidl_interface-cpp include path. This change re-exports this
include path from libnetdaidl, avoiding the need to explicitly depend
on the transitive dependency in various binaries.

Test: netd ndc bpfloader libnetd_client netd_integration_test netd_unit_test netd_benchmark
Change-Id: I3b396e7543cea2d49422d8ab631b1c94addc1777
2 files changed