By Jennifer Newton Cheering and clapping their beloved side on to victory, Prince William enjoyed a sweet father-son outing with his eldest son Prince George this week. The pair were picked up by cameras during Aston Villa’s Europa Conference League win against Lille at Villa Park and appeared to be enjoying the thrilling result. It is the first time both the Prince of Wales and 10-year-old George have been seen in public since the Princess of Wales revealed she is undergoing treatment for cancer in an emotional video message. Since then, the family has been spending the Easter holiday togethe…