update dependencies; fix for step_fupd notation change

opam

theories/lifetime/lifetime.v

theories/lifetime/lifetime_sig.v

theories/lifetime/model/creation.v

theories/typing/lft_contexts.v

theories/typing/lib/arc.v

theories/typing/lib/mutex/mutexguard.v

theories/typing/lib/rc/rc.v

theories/typing/lib/rc/weak.v

theories/typing/lib/refcell/ref_code.v

theories/typing/lib/refcell/refcell.v

theories/typing/lib/refcell/refmut.v

theories/typing/lib/refcell/refmut_code.v

theories/typing/lib/rwlock/rwlock.v

theories/typing/lib/rwlock/rwlock_code.v

theories/typing/lib/rwlock/rwlockreadguard.v

theories/typing/lib/rwlock/rwlockreadguard_code.v

theories/typing/lib/rwlock/rwlockwriteguard.v

theories/typing/own.v

theories/typing/uniq_bor.v