add PPPO to Energy publishers

Author: tdlowden

config/data/inventory_publishers.csv

@@ -75,6 +75,7 @@ department-of-energy,Department of Energy,Office of Science,,,,
 department-of-energy,Department of Energy,Office of Scientific and Technical Information,,,,
 department-of-energy,Department of Energy,Office of State and Community Energy Programs,,,,
 department-of-energy,Department of Energy,Office of Technology Transitions,,,,
+department-of-energy,Department of Energy,Paducah Portsmouth Project Office,,,,
 department-of-energy,Department of Energy,Public Affairs,,,,
 department-of-energy,Department of Energy,Richland Operations and the Office of River Protection,,,,
 department-of-energy,Department of Energy,Small and Disadvantaged Business Utilization,,,,