corrected typo RE DBOARD3-663

inventory_provider/db/ims_data.py

@@ -116,7 +116,7 @@ def get_customer_service_emails(ds: IMS):
         CUSTOMER_RELATED_CONTACT_PROPERTIES['Contact']
     ):
         customer_contacts[x['customerid']].add(
-            x['contact']['troubleticketMail'])
+            x['contact']['troubleticketmail'])
     for k, v in customer_contacts.items():
         yield k, sorted(list(v))