GONRG-6883: fix e2e tests

Type of change

• Bug Fix
• Feature

Does this introduce a change in the core logic?

• No
• Yes

Does this introduce a change in the cloud provider implementation, if so which cloud?

• AWS
• Azure
• GC
• IBM

Does this follow conventional commits spec?

• No
• Yes

Updates description?

1. Added data-partition-id to Postman requests.
2. Added a 'gc'-if-branch in some prerequest tests and tests.