Weeks after he was charged in a cross-country murder-for-hire plot, a lawyer for Chicago rapper Lil Durk said the allegations brought by federal prosecutors “are false and lacking in the most basic due diligence.” Lil Durk — 32, born Durk Davontay Banks — was charged by the U.S. attorney’s office in Los Angeles last month. He’s accused of paying five associates of his South Side rap …