Alina Habba was ridiculed on social media after she claimed presidential immunity protects Americans. Habba — who recently suggested Supreme Court Justice Brett Kavanaugh owed her client a favor and declared she can fake being smart — appeared on Fox News to share her thoughts on former President Donald Trump’s presidential immunity arguments made in a D.C. hearing Tuesday. “If you all of a sudden change an immunity that has been in place forever, that has been in place for very good reason, then how are presidents to protect the country?” Habba wanted to know. POLL: Should Trump be allowed to…