Fix - Database query built from user-controlled sources

[BoshithaMGunarathna]

Tracking issue for:

• https://github.com/SLIIT-24-25J-047-Research/INTERVIEW-PROCESSING-SYSTEM/security/code-scanning/21

If a database query (such as a SQL or NoSQL query) is built from user-provided data without sufficient sanitization, a malicious user may be able to run malicious database queries. @IT21158186