Remove generic error expectation from toggleTravelInvoicing test

The errors field was removed from failureData in the source code so
that the backend-provided error is preserved. Update the test to no
longer expect errors in failureData.

Co-authored-by: Ishpaul Singh <ishpaul777@users.noreply.github.com>

Author: MelvinBot

tests/unit/TravelInvoicingTest.ts

@@ -250,7 +250,6 @@ describe('TravelInvoicing', () => {
                                 isEnabled: !enabled,
                             }),
                             pendingAction: null,
-                            errors: expect.anything() as unknown,
                         }),
                     }),
                 ]),