Fix one of the industry constants.

Author: gtback

stix/extensions/marking/ais.py

@@ -435,7 +435,7 @@ def _update_schemalocations():
 GOVERNMENT_FACILITIES_SECTOR = 'Government Facilities Sector'
 HEALTH_CARE_AND_PUBLIC_HEALTH_SECTOR = 'Healthcare and Public Health Sector'
 INFORMATION_TECHNOLOGY_SECTOR = 'Information Technology Sector'
-NUCLEAR_REACTORS_MATERIALS_AND_WASTE_SECTOR = 'Nuclear Reactors Materials, and Waste Sector'
+NUCLEAR_REACTORS_MATERIALS_AND_WASTE_SECTOR = 'Nuclear Reactors, Materials, and Waste Sector'
 OTHER = 'Other'
 TRANSPORTATION_SYSTEMS_SECTOR = 'Transportation Systems Sector'
 WATER_AND_WASTEWATER_SYSTEMS_SECTOR = 'Water and Wastewater Systems Sector'