Document that rmw_wait() SHOULD use a monotonic clock (#316)
Document that rmw_wait() SHOULD use a monotonic clock (#316)

* Document that rmw_wait() SHOULD use a monotonic clock

Signed-off-by: Ivan Santiago Paunovic <f493a283e6aff807b3cc3b53203cbbb64f272da1@ekumenlabs.com>

* nit

Signed-off-by: Ivan Santiago Paunovic <f493a283e6aff807b3cc3b53203cbbb64f272da1@ekumenlabs.com>

Co-authored-by: Michel Hidalgo <2c7f9fd20fbeb41ce8894ec4653d66fa7f3b6e1a@ekumenlabs.com>

Co-authored-by: Michel Hidalgo <2c7f9fd20fbeb41ce8894ec4653d66fa7f3b6e1a@ekumenlabs.com>
ros2/rmw,ros2/rmw