Add infrastructure to simulate the OpenHCL test failures (#753) #490

Job	Run time
clippy [linux, macos], unit tests [x64-linux]	11m 56s
xtask fmt (linux)	2m 17s
clippy [windows], unit tests [x64-windows]	17m 9s
unit tests [aarch64-windows]	8m 36s
clippy [linux-musl, misc nostd], unit tests [x64-linux-musl]	11m 18s
test flowey local backend	3m 6s
build artifacts (not for VMM tests) [aarch64-windows]	5m 41s
build artifacts (for VMM tests) [aarch64-windows]	14m 23s
build artifacts (not for VMM tests) [x64-windows]	5m 46s
build artifacts (for VMM tests) [x64-windows]	17m 52s
build artifacts [aarch64-linux]	5m 50s
build artifacts [x64-linux]	6m 41s
build openhcl [x64-linux]	9m 32s
build openhcl [aarch64-linux]	7m 40s
xtask fmt (windows)	6m 38s
run vmm-tests [aarch64-windows]	5m 42s
run vmm-tests [x64-windows-amd]	7m 5s
run vmm-tests [x64-windows-intel]	6m 58s
run vmm-tests [x64-linux]	3m 31s
	2h 37m 41s

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