Be it ever so humble, there’s no place like  Home  — Depot, that is, insists an overwhelmed mom of an energetic tot.  “Reminder: toddlers love Home Depot for some reason. It also opens at 6:00 a.m.,” declared Brooke Malcher, a mom of two under age 2, from San Diego, Calif., in faddish footage of her son gleefully exploring the hardware hub.  The little one’s big day out at the big box store scored 3 million virtual views, as well as  hordes of praise from moms in full support of taking tikes to