Remove Cargo support for a few more crates. #736

Job	Run time
build_attest_all (buildconfigs/key_xor_test_app.sh)	17m 13s
build_attest_all (buildconfigs/oak_client_android_app.sh)	50m 58s
build_attest_all (buildconfigs/oak_containers_agent.sh)	12m 8s
build_attest_all (buildconfigs/oak_containers_kernel.sh)	33m 49s
build_attest_all (buildconfigs/oak_containers_orchestrator.sh)	25m 26s
build_attest_all (buildconfigs/oak_containers_stage1.sh)	24m 2s
build_attest_all (buildconfigs/oak_containers_syslogd.sh)	24m 32s
build_attest_all (buildconfigs/oak_containers_system_image.sh)	26m 23s
build_attest_all (buildconfigs/oak_containers_nvidia_system_image.sh)	28m 28s
build_attest_all (buildconfigs/oak_echo_enclave_app.sh)	18m 0s
build_attest_all (buildconfigs/oak_echo_raw_enclave_app.sh)	17m 26s
build_attest_all (buildconfigs/oak_functions_enclave_app.sh)	19m 58s
build_attest_all (buildconfigs/oak_functions_insecure_enclave_app.sh)	18m 37s
build_attest_all (buildconfigs/oak_orchestrator.sh)	17m 44s
build_attest_all (buildconfigs/oak_restricted_kernel_simple_io_init_rd_wrapper_bin.sh)	44m 33s
build_attest_all (buildconfigs/stage0_bin.sh)	42m 42s
build_attest_all (buildconfigs/stage0_bin_tdx.sh)	41m 22s
	7h 43m 21s

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