Correct new function name

lib/ansible/modules/database/postgresql/postgresql_privs.py

@@ -460,18 +460,18 @@ class Connection(object):
         # set_what: SQL-fragment specifying what to set for the target roles:
         # Either group membership or privileges on objects of a certain type
         if obj_type == 'group':
-            set_what = ','.join(pg_quote_identifiers(i, 'role') for i in obj_ids)
+            set_what = ','.join(pg_quote_identifier(i, 'role') for i in obj_ids)
         else:
             # Note: obj_type has been checked against a set of string literals
             # and privs was escaped when it was parsed
             set_what = '%s ON %s %s' % (','.join(privs), obj_type,
-                                        ','.join(pg_quote_identifiers(i, 'table') for i in obj_ids))
+                                        ','.join(pg_quote_identifier(i, 'table') for i in obj_ids))
 
         # for_whom: SQL-fragment specifying for whom to set the above
         if roles == 'PUBLIC':
             for_whom = 'PUBLIC'
         else:
-            for_whom = ','.join(pg_quote_identifiers(r, 'role') for r in roles)
+            for_whom = ','.join(pg_quote_identifier(r, 'role') for r in roles)
 
         status_before = get_status(objs)
         if state == 'present':