By Emma Mackenzie This Easter weekend won’t be like any other for the Royal Family, who are facing a challenging period following two shock cancer diagnoses. King Charles’ appearance at the annual Easter church service in Windsor comes after weeks of the monarch being unable to take part in “public-facing duties,” as he undergoes treatment for cancer. Despite the King’s presence this Easter Sunday, it hasn’t been entirely business as usual this holy week, with Charles missing the Maundy Thursday service, leaving Queen Camilla to take the lead at Worcester Cathedral and distribute the tradition…