Fix solution retrieval in lunar lander eval #2385

Job	Run time
benchmarks	1m 45s
coverage	1m 32s
docs	1m 43s
examples	2m 52s
pre-commit	46s
pin	2m 23s
test (ubuntu-latest, 3.11)	1m 29s
tutorials_list	3s
test (macos-latest, 3.11)	2m 11s
test (windows-latest, 3.11)	5m 20s
tutorials (tutorials/arm_repertoire.ipynb)	1m 14s
tutorials (tutorials/cma_mae.ipynb)	2m 18s
tutorials (tutorials/features/example.ipynb)	45s
tutorials (tutorials/fooling_mnist.ipynb)	3m 35s
tutorials (tutorials/lsi_mnist.ipynb)	3m 15s
tutorials (tutorials/lunar_lander.ipynb)	1m 57s
tutorials (tutorials/scalable_cma_mae.ipynb)	2m 8s
tutorials (tutorials/tom_cruise_dqd.ipynb)	6m 9s
deploy	0s
	41m 25s

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