Looks like “Life On Mars” was good while it lasted. The remake of a British miniseries on ABC fell to a series low Wednesday night, continuing a steady decline that started since it moved nights following “Lost.” “Life On Mars” earned a 3.3 rating/5 share, according to Fast National ratings from Nielsen Media Research, an 11 percent audience drop from last week, and a 57 percent freefall since its highly publicized debut. When it aired Thursday nights against “Eleventh Hour” on CBS, “Life On Mars” averaged a 6.0/10 and an audience Stability Index Rating of 77.9. Since it moved to Wednesdays, in what some have said is a cursed lead-out spot from “Lost,” “Life On Mars” has fallen to a 3.7/6, a drop of 38 percent. It finished last in the time slot behind “CSI: NY” on CBS and “Law …