copy MUTEX_ASSERT_LOCKED and MUTEX_ASSERT_UNLOCKED from alpha.
copy MUTEX_ASSERT_LOCKED and MUTEX_ASSERT_UNLOCKED from alpha.

the previous asserts checked if the mutex was locked by any cpu or
not when they should have been checking if the current cpu has the
lock or not.

found by miod after i enabled pool_gc again.
ok miod@

orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars,orumin/openbsd-efivars