* cannon: Autodetect VM type from state in run command

* cannon: Autodetect VM type from state in witness command

* cannon: Remove vm type flag from run and witness

* cannon: Only peek the version byte

* cannon: Move all version handling to VersionedState, simplify a lot and forbid serializing multithreaded states to JSON

* cannon: Rename method

* op-challenger: Update cannon state parsing to use version detecting methods

* cannon: Move CreateVM to FPVMState for simplicity

Test read/write/create for VersionedState

* cannon: Readd detect_test

* cannon: Remove json names from multithreaded.State.

Multithreaded states always use binary serialization.

* cannon: Move vmtype to load_elf since it is no longer shared.

* cannon: Ensure metadata is available and sleepCheck used even if debug is disabled.

* op-challenger: Update canon state loading test to cover multiple state versions.