*Warning spoilers ahead for “The Many Saints of Newark.”* HBO’s “The Sopranos” is considered by many, as one of the key forerunners of the new age of Prestige Television, PeakTV as it were. Yet, with the new spin-off, “The Many Saints of Newark” because of where it was set— during the late-1960s/early-1970s— it didn’t allow for original cast members to return.