Las Vegas (AFP) – Donald Trump received a standing ovation at a Republican Party gathering Saturday, even as several possible White House rivals lashed out at his election denialism and insisted it was time to move on from the former US president. In his first major appearance since announcing his intention to run again in 2024, Trump told the Republican Jewish Coalition in Las Vegas that the party had grown under his leadership. The 76-year-old falsely insisted once again that the 2020 presidential election — which he lost — was rigged, and rejected responsibility for the GOP’s poor perform…