Improve C++ bindings names to reflect ownership expectations. #765

Job	Run time
build_attest_all (buildconfigs/key_xor_test_app.sh)	41m 24s
build_attest_all (buildconfigs/oak_client_android_app.sh)	54m 26s
build_attest_all (buildconfigs/oak_containers_agent.sh)	35m 49s
build_attest_all (buildconfigs/oak_containers_kernel.sh)	35m 56s
build_attest_all (buildconfigs/oak_containers_orchestrator.sh)	52m 16s
build_attest_all (buildconfigs/oak_containers_stage1.sh)	47m 8s
build_attest_all (buildconfigs/oak_containers_syslogd.sh)	51m 57s
build_attest_all (buildconfigs/oak_containers_system_image.sh)	49m 26s
build_attest_all (buildconfigs/oak_containers_nvidia_system_image.sh)	53m 24s
build_attest_all (buildconfigs/oak_echo_enclave_app.sh)	40m 47s
build_attest_all (buildconfigs/oak_echo_raw_enclave_app.sh)	43m 48s
build_attest_all (buildconfigs/oak_functions_enclave_app.sh)	44m 50s
build_attest_all (buildconfigs/oak_functions_insecure_enclave_app.sh)	43m 57s
build_attest_all (buildconfigs/oak_orchestrator.sh)	44m 18s
build_attest_all (buildconfigs/oak_restricted_kernel_simple_io_init_rd_wrapper_bin.sh)	44m 38s
build_attest_all (buildconfigs/stage0_bin.sh)	46m 3s
build_attest_all (buildconfigs/stage0_bin_tdx.sh)	44m 14s
	12h 54m 21s

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