DReps, votes, delegation - negative testing

[mesudip]

On the basis test plan document, add tests for negative scenarios.

Acceptance Criteria

• [x] Existing tests are checked and marked as done
• [x] Missing tests are added
• [x] Test dashboard is updated with the new results (PR on test plan)
• [x] PR on cardano-node-tests repo is created.

[mesudip]

PR link: https://github.com/IntersectMBO/cardano-node-tests/pull/2444

[mesudip]

Todo:

• [x] Update the test case naming with CIP numbers
  • [x] move the PR from draft to ready

[mesudip]

ToDo:

• [x] Run tests and rebase to the main branch

[mesudip]

Test dashboard is updated with the new results (PR on test plan) This is already done because the stories were taken from the test-plan itself.

[spannercode]

The PR is merged thus we can mark this as completed.

• https://github.com/IntersectMBO/cardano-node-tests/pull/2444