models/MontagueDayanSejnowski: Use versioned seaborn style #9826

Job	Run time
build (3.7, x64, ubuntu)	41s
build (3.7, x64, windows)	1m 44s
build (3.11, x64, ubuntu)	1h 24m 21s
build (3.11, x64, macos)	33m 47s
build (3.11, x64, windows)	1h 29m 1s
build (3.12, x64, ubuntu)	1h 23m 25s
build (3.12, x64, macos)	24m 21s
build (3.12, x64, windows)	1h 23m 42s
build (3.9, macos, --cov=psyneulink)	53m 1s
build (3.9, ubuntu, --forked -m "not llvm")	36m 19s
build (3.8, x86, windows)	1h 31m 2s
build (3.10, ubuntu, --fp-precision=fp32)	1h 22m 53s
build (3.10, macos, -m benchmark --benchmark-enable --benchmark-only --benchmark-min-rounds=2 --b...	29m 27s
build (3.7, x64, ubuntu, min)	39s
build (3.8, macos)	36m 7s
	12h 10m 30s

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