Drop termination_notice_secs from launch.py.
Drop termination_notice_secs from launch.py.

PiperOrigin-RevId: 380553321
Change-Id: I146ce475a4ad7c8f3578c551dce34b58ef785477

deepmind/launchpad,deepmind/launchpad,deepmind/launchpad,deepmind/launchpad