Build oak_containers_sdk with bazel #20

Job	Run time
build_attest_all (buildconfigs/key_xor_test_app.sh)	2m 20s
build_attest_all (buildconfigs/oak_containers_kernel.sh)	11m 17s
build_attest_all (buildconfigs/oak_containers_orchestrator.sh)	6m 28s
build_attest_all (buildconfigs/oak_containers_stage1.sh)	3m 36s
build_attest_all (buildconfigs/oak_containers_syslogd.sh)	5m 59s
build_attest_all (buildconfigs/oak_containers_system_image.sh)	11m 30s
build_attest_all (buildconfigs/oak_echo_enclave_app.sh)	2m 14s
build_attest_all (buildconfigs/oak_echo_raw_enclave_app.sh)	2m 23s
build_attest_all (buildconfigs/oak_functions_enclave_app.sh)	2m 30s
build_attest_all (buildconfigs/oak_functions_insecure_enclave_app.sh)	3m 40s
build_attest_all (buildconfigs/oak_restricted_kernel_simple_io_init_rd_wrapper_bin.sh)	2m 49s
build_attest_all (buildconfigs/stage0_bin.sh)	2m 9s
build_attest_all (buildconfigs/oak_orchestrator.sh)	2m 14s
	59m 9s

Provide feedback