Reform UK is the victim of a “smear” campaign as the Establishment looks to “stitch-up” Nigel Farage, ethnic minority candidates standing for the populist party have told GB News. Farage, who is standing as Reform UK’s candidate in Clacton, fired back on Friday after an undercover Channel 4 reporter recorded canvasser Andrew Parker describing Rishi Sunak as a “f*****g P**i”. The Reform UK leader was left “dismayed” by Parker’s “tirade of infective abuse” but accused Channel 4 of a “political set-up” after it emerged the canvasser was also an actor. Channel 4 rejected Farage’s allegations, sayi…