This is The Poynter Report, your daily guide to the news about news. Subscribe to get it in your inbox every weekday. It’s no secret that the Trump administration is obsessed with leaks. Now it’s trying to flex its muscles and do something about it. According to reports from various news organizations, the White House is preparing a governmentwide nondisclosure agreement in hopes of stopping federal workers from sharing “confidential government information.” The Washington Post’s Scott Nover writes , “The draft notice, which will be published Wednesday and stay open for a 30-day public comment period, uses an expansive definition of privileged information, beyond typical classified and unclassified designations.…