As Donald Trump attacks on social media the daughter of the Manhattan federal judge who is hearing the election interference and hush money case against the former president, a former prosecutor is calling out the judiciary for its cowering. In a social media post, Trump — already under a gag order — has suggested without evidence that Judge Juan M. Merchan is influenced by his daughter’s interests as a Democratic political consultant. Trump also made a claim — later repudiated by court officials — that she had posted a social media photo showing Trump behind bars. On Monday, Merchan seemingly…