Implement "S3-Integration" cypress test

[simonhir]

Is your feature request related to a problem? Please describe.

As described in the internal test documentation the test cases should be implemented in cypress for automated testing.
In this task the "S3-Integration" test should be implemented.

Describe the solution you'd like

• The "S3-Integration" test case should be implemented in digiwf-cypress
• The test case should use page object model, meaningful selectors and inheritance
• It can be executed stable lokal and on the digiwf-test env

Acceptance Criteria

• Test case "S3-Integration" is implemented with cypress
• Test runs stable and matches internal requirements/best practices

Additional context

#1396