chore(deps): update alchemist to v43.0.19 (#889) #2244

Job	Run time
check-simulations-multiplatform (windows-2025)	4m 33s
check-simulations-multiplatform (macos-15)	4m 32s
check-simulations-multiplatform (ubuntu-24.04)	3m 2s
build-image	3m 22s
success	4s
	15m 33s

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