One last fix for the new core/postgresql
Found another `user.toml` file lurking in the test code. Not quite
sure how the tests passed previously without this, though.
-listen_addresses = "127.0.0.1"
-search_path = "public"
-hba_file = "/hab/svc/postgresql/pg_hba.conf"
+[superuser]
+name = 'hab'
+password = 'hab'
+
####
# If you want database level debugging, turn these on
###
