testutil: connect/disconnect make 1 result on event channel
testutil: connect/disconnect make 1 result on event channel

There's an event result write to the events channel in both the
EventNotify() and in the ConnectNotify()/DisconnectNotify() code paths,
but there will only be one read.  These writers will block and leak
goroutines.

Signed-off-by: Tim Pepper <8dbd764830e941d092a1cb7fa16423169acc0b04@linux.intel.com>

01org/ciao,jorgevgut/ciao,mcastelino/ciao,rbradford/ciao,obedmr/ciao,markdryan/ciao,ciao-project/ciao,rbradford/ciao,matthewrsj/ciao,tpepper/ciao,markdryan/ciao,mcastelino/ciao,wcwxyz/ciao,jorgevgut/ciao,matthewrsj/ciao,jorgevgut/ciao,wcwxyz/ciao,matthewrsj/ciao,leoswaldo/ciao,leoswaldo/ciao,obedmr/ciao,erick0z/ciao,ciao-project/ciao,mrkz/ciao,tpepper/ciao,mrkz/ciao,leoswaldo/ciao,wcwxyz/ciao,erick0z/ciao,kaccardi/ciao,mcastelino/ciao,obedmr/ciao,kaccardi/ciao,mrkz/ciao,tpepper/ciao,erick0z/ciao,01org/ciao