Halle Berry damn near returned to her home to find the locks changed and a strange man living inside. Law enforcement sources tell TMZ ... 59-year-old Ronald Eugene Griffin first showed up at an L.A. property owned by the actress in January and allegedly fiddled with the locks, but took off when he was approached by Halle's gardener. A couple months later, in March ... cops received a trespassing call from workers at Berry's pad, who said Griffin was there with a locksmith trying to get in, claiming he was the new owner of the home and had the deed...