Composition: set most_recent_context in execute, not run #10115

Job	Run time
build (3.8, x64, ubuntu)	1h 32m 18s
build (3.8, x64, ubuntu)	1h 32m 18s
build (3.8, x64, windows)	1h 31m 44s
build (3.8, x64, windows)	1h 31m 44s
build (3.11, x64, ubuntu)	1h 17m 31s
build (3.11, x64, ubuntu)	1h 17m 31s
build (3.11, x64, macos)	32m 32s
build (3.11, x64, macos)	32m 32s
build (3.11, x64, windows)	1h 34m 16s
build (3.11, x64, windows)	1h 34m 16s
build (3.12, x64, ubuntu)	1h 17m 49s
build (3.12, x64, ubuntu)	1h 17m 49s
build (3.12, x64, macos)	31m 18s
build (3.12, x64, macos)	31m 18s
build (3.12, x64, windows)	1h 46m 1s
build (3.12, x64, windows)	1h 32m 12s
build (3.9, macos, --cov=psyneulink)	56m 2s
build (3.9, macos, --cov=psyneulink)	56m 2s
build (3.9, ubuntu, --forked -m "not llvm")	41m 25s
build (3.9, ubuntu, --forked -m "not llvm")	41m 25s
build (3.9, x86, windows)	1h 34m 59s
build (3.9, x86, windows)	1h 34m 59s
build (3.10, ubuntu, --fp-precision=fp32)	1h 18m 21s
build (3.10, ubuntu, --fp-precision=fp32)	1h 18m 21s
build (3.10, macos, -m benchmark --benchmark-enable --benchmark-only --benchmark-min-rounds=2 --b...	25m 22s
build (3.10, macos, -m benchmark --benchmark-enable --benchmark-only --benchmark-min-rounds=2 --b...	25m 22s
build (3.8, macos, min)	34m 44s
build (3.8, macos, min)	34m 44s
	1d 6h 54m 55s

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