sendme: Change default emit cell version from 0 to 1
In legacy/trac#32774 (moved), the consensus is telling every relay to emit SENDME v1.
We should change the default hardcoded value from 0 to 1 as well.
In legacy/trac#32774 (moved), the consensus is telling every relay to emit SENDME v1.
We should change the default hardcoded value from 0 to 1 as well.