Add ability to fortanix-vme-runner to run raw ELF files in simulation mode#860

jethrogb wants to merge 2 commits intomasterfortanix/rust-sgx:masterfrom

jb/fortanix-vme-runner-raw-elf-simfortanix/rust-sgx:jb/fortanix-vme-runner-raw-elf-simCopy head branch name to clipboard