Upgraded tevent from 0.9.34
tevent: version 0.9.35
- Minor cleanup. wakeup_fd can always be gotten from the event context.
- Use smb_set_close_on_exec() in example code.
tevent: version 0.9.36
- improve documentation of tevent_queue_add_optimize_empty()
- add tevent_queue_entry_untrigger()
Closes T6598
Depends on D3228