Judge Aileen Cannon will hear former President Donald Trump’s argument that he was entitled to keep any presidential documents he wanted, and a legal expert said that sends an ominous signal. The former president’s legal team has argued in court filings that the Mar-a-Lago case should be dismissed because they say the Presidential Records Act gave him the authority to decide which records he could take with him from the White House, and MSNBC legal analyst Lisa Rubin told “Morning Joe” the hearing itself was cause for concern. “The Presidential Records Act doesn’t support the interpretation an…