Docs and logs improvement (GONRG-1035)

Description:

Update readme.md with requirements how variables should be configured & and what they depends on. Added response in int test logs if SubscriptionException occur.

Changes include:

• Refactor (a non-breaking change that improves code maintainability).

Changes in:

• GCP
• Azure
• AWS
• IBM

Dev Checklist:

• Updated the Readme, if applicable.
• Existing Tests pass
• Verified functionality locally

added GC label

marked the checklist item Refactor (a non-breaking change that improves code maintainability). as completed

marked the checklist item GCP as completed

marked the checklist item Azure as completed

marked the checklist item AWS as completed

marked the checklist item IBM as completed

marked the checklist item Updated the Readme, if applicable. as completed

marked the checklist item Existing Tests pass as completed

marked the checklist item Verified functionality locally as completed

approved this merge request

merged

mentioned in commit 2fb6595a

changed milestone to %M1 - Release 0.1