doc/man: update type/domain options for common event rule spec.

doc/man: update type/domain options for common event rule spec.

This patch updates manual pages to follow the recent `--type` and
`--domain` option changes of the lttng-add-trigger(1) command, which
accepts the common event rule specification options of
lttng-event-rule(7).

Signed-off-by: Philippe Proulx <eeppeliteloop@gmail.com>
Signed-off-by: Jérémie Galarneau <jeremie.galarneau@efficios.com>
Change-Id: I6064734534e773bf4f03b5f1e849b57134583039