Jenna Coleman's Victoria may have already ascended to the throne and married Prince Albert but ITV's royal drama shows no sign of slowing after the UK broadcaster ordered a third season of the big-budget series. The new season will follow the next chapter in the monarch's eventful life and will see Coleman and Tom Hughes, who plays Albert, both return. ITV-owned Mammoth Screen will produce the series for ITV and PBS' Masterpiece. It will follow a feature-length episode…