A former deputy press secretary in the Trump administration told CNN panelists Thursday night she agreed with Hillary Clinton that her old boss is “more unhinged” than he was in 2016 — and warned fellow Republicans: “This isn’t the same man that I worked for.” Joining “The Source” with host Kaitlan Collins, Sarah Matthews echoed Clinton’s remarks that Trump is “more unhinged, more unstable.” “I would agree with that,” said Matthews. “That’s been my warning to Republican voters out there.” Want more breaking political news? Click for the latest headlines at Raw Story. Matthews warned, “This isn…