eli-579 amending error message match now that the invalid date format syntax has changed. Going to loop back round and check if we need to specifically re-enable what it was actually testing

Author: eddalmond1

tests/unit/services/calculators/test_eligibility_calculator.py

@@ -1436,7 +1436,8 @@ def test_eligibility_status_with_invalid_tokens_raises_attribute_error(faker: Fa
 
     calculator = EligibilityCalculator(person_rows, campaign_configs)
 
-    with pytest.raises(ValueError, match="Invalid token."):
+    # INVALID_DATE_FORMAT is now parsed as a function name and raises unknown function error
+    with pytest.raises(ValueError, match="Unknown function 'INVALID_DATE_FORMAT'"):
         calculator.get_eligibility_status("Y", ["ALL"], "ALL")