Refactor type enum used in logs collection

Issue Description

Currently we don't have proper enum for type.
We are using different type of formatting in naming the type to store in logs collection.
Also, we need to refactor the code how it's been used, so migration and refactoring for code has to be taken care from this.

Issue got raised while implementing this feature.
https://github.com/Real-Dev-Squad/website-backend/pull/1976#discussion_r1534294419

Current Behavior

current logs collection have this kind of type, which is not in right format for the constants.

Expected Behavior

With this task have to make the constants for type to be stored in logs collection in same format.

Screenshots

Reproducibility

• This issue is reproducible
• This issue is not reproducible

Steps to Reproduce

Severity/Priority

• Critical
• High
• Medium
• Low

Additional Information

Checklist

• I have read and followed the project's code of conduct.
• I have searched for similar issues before creating this one.
• I have provided all the necessary information to understand and reproduce the issue.
• I am willing to contribute to the resolution of this issue.

Start with the discussion linked from PR 1976 and search the backend for logs collection writes and the type values shown in the issue. Define the constants, update their usages, and account for the requested migration so stored log types use one format.