Cowboys for Trump found Couy Griffin, a convicted Capitol rioter, is calling for Donald Trump to choose him as his vice presidential running mate because he believes it’s the only office he can now hold, except the presidency. On Monday, the U.S. Supreme Court declined to hear a case that removed Griffin as Otero County Commissioner in New Mexico because he violated the 14th Amendment’s insurrection clause. The high court has previously said that Trump could not be disqualified from running for president under the same constitutional provision. ALSO READ: Trump campaign hit with new warning ab…