[BugFix] Remove reset on last step of a rollout (#1936) #726

Job	Run time
unittests-atari-dqn (3.9, 12.1) / linux-job	13m 32s
unittests-brax (3.9, 12.1) / linux-job	8m 39s
unittests-d4rl (3.9, 12.1) / linux-job	8m 41s
unittests-envpool (3.9, 12.1) / linux-job	8m 31s
unittests-gendgrl (3.9, 12.1) / linux-job	6m 40s
unittests-gym (3.9, 12.1) / linux-job	16m 54s
unittests-jumanji (3.9, 12.1) / linux-job	8m 23s
unittests-pettingzoo / linux-job	8m 54s
unittests-minari (3.9, 12.1) / linux-job	15m 40s
unittests-openx (3.9, 12.1) / linux-job	16m 56s
unittests-robohive (3.9, 12.1) / linux-job	9m 56s
unittests-roboset (3.9, 12.1) / linux-job	7m 11s
unittests-sklearn (3.9, 12.1) / linux-job	5m 49s
unittests-smacv2 (3.9, 12.1) / linux-job	10m 58s
unittests-vd4rl (3.9, 12.1) / linux-job	8m 11s
unittests-vmas (3.9, 12.1) / linux-job	12m 28s
	2h 47m 23s

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