bug fix: avoid mixing up linear and quadratic in genot #1912

Job	Run time
Fast tests Python 3.9 jax-default	9m 22s
Fast tests Python 3.9 jax-latest	9m 22s
Fast GPU tests Python 3.10 on ubuntu-22.04	32m 0s
Python 3.8 on ubuntu-latest	46m 43s
Python 3.10 on ubuntu-latest	58m 5s
Python 3.11 on ubuntu-latest	56m 24s
Python 3.12 on ubuntu-latest	1h 4m 44s
Python 3.9 on macos-latest	1h 19m 4s
Python 3.10 on macos-14	40m 5s
	6h 35m 49s

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