Liam Waite

8 P.M. (AMC) JEREMIAH JOHNSON (1972). An ex-soldier, played by a scruffily golden Robert Redford, opts out of civilized society in the 1850's to live alone in the Colorado wilderness, where he unwittingly violates an Indian burial ground and loses his wife and adopted child to vengeance. Will Geer plays the trapper who teaches Johnson how to

''Blessings,'' a movie on CBS tomorrow night, emits maternal good vibes through a story of cold hearts rekindled by an abandoned newborn. And Mary Tyler Moore continues a successful string of tough-mom roles that take her far from Mary Richards, as if to say it's time to let someone else do some giving. Demanding is the word for Lydia Blessing, an