Add a test for ENOBUFF case

Add a netd_integration_test to check that when a lot of sockets get closed
at the same time and ENOBUFF happens, there is no more spinning in
netlinkListener.

Test: run netd_integration_test
Bug: 112068616
Bug: 112145375
Change-Id: I5b8c2872ec7c4660d69ff3d58662233e45f75452
8 files changed