Gov. Cuomo and New Jersey Gov. Chris Christie have signed off on $1.50 toll hikes for all Port Authority crossings that’ll go into effect next month, sources said. The final fare hikes are far lower than the ones the Port Authority rolled out last month, which called for a $4 increase on most crossings and were met with widespread disgust by politicians and the public. Christie and Cuomo are also calling for an audit of the agency. The new $1.50 hikes will apply to cash and EZ-Pass customers on all the Port Authority’s bridges and tunnels. Cash payers will also...