Update failing unit tests.

test/test_file_validator/test_forms.py

@@ -61,8 +61,8 @@ def test_source_and_trader_type_validation(sample_input_file: SimpleUploadedFile
     modified_file = create_modified_csv(sample_input_file, {"Source": "90", "SYSTraderTranType": "5"})
     form = CSVUploadForm(files={"file": modified_file})
     assert not form.is_valid()
-    assert "Row 1: 'Source' must be 80" in form.errors["file"][0]
-    assert "Row 1: 'SYSTraderTranType' must be 4" in form.errors["file"][1]
+    assert "'Source' must be 80" in form.errors["file"][0]
+    assert "'SYSTraderTranType' must be 4" in form.errors["file"][1]
 
 
 def test_validate_nominal_analysis_account(sample_input_file: SimpleUploadedFile, mock_meo_database: MagicMock) -> None:
@@ -99,4 +99,4 @@ def test_cheque_fields_must_be_empty(sample_input_file: SimpleUploadedFile, mock
                                         {"ChequeCurrencyName": "USD", "ChequeToBankExchangeRate": "1"})
     form = CSVUploadForm(files={"file": modified_file})
     assert not form.is_valid()
-    assert "Row 1: Unexpected values in the Cheque columns. All cheque columns must be empty." in form.errors["file"][0]
+    assert "All cheque columns must be empty." in form.errors["file"][0]