A deranged, anti-Elon Musk dad scrawled a swastika on the side of a Cybertruck in Brooklyn in a brazen attack committed right in front of The Post. The lefty loon was so triggered by the $80,000 electric Tesla truck parked on Washington Avenue in Prospect Heights that he double-parked his Subaru – with two car seats in the back – burst out, and defaced the car. The Cybertruck’s owner Avi Ben Hamo, who is Jewish, was stunned. “I feel myself burning inside,” Ben Hamo said. Back in his Subaru, the hateful vandal tried to speed off — but Ben Hamo,...