Add Tests for Obfuscation of Email and Phone in /profileDiff GET API

Issue Description

The /profileDiff GET API currently lacks tests to validate the obfuscation of email and phone fields. This omission can lead to potential issues where sensitive user data is returned in plain text, compromising user privacy.

Expected Behavior

The test file for the /profileDiff API should include tests that verify:

• Email and phone fields are correctly obfuscated in the API response.

Current Behavior

There are no existing tests in the test file for the /profileDiff GET API related to the obfuscation of email and phone fields.

Screenshots

(No screenshots available as this is a backend issue)

Reproducibility

• This issue is reproducible
• This issue is not reproducible

Steps to Reproduce

1. Review the test file for the /profileDiff GET API.
2. Notice the absence of tests for email and phone obfuscation.

Severity/Priority

• Critical
• High
• Medium
• Low

Additional Information

Adding tests for the /profileDiff GET API is essential to ensure that the obfuscation of email and phone fields is consistently validated, thereby enhancing the overall security and privacy of user data.

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.

Find the existing test file for the /profileDiff GET API and review its current response assertions. Add coverage showing that email and phone fields are obfuscated in the response, then run the API test suite to confirm those checks pass.