Add SonarQube Quality Gate

[NishkarshRaj]

Create a SonarQube extension for code smells, vulnerabilities, code coverage etc. to decide whether or not the successfully built .jar file is to be accepted or not.

[aishwarya-bommisetty]

Hi @NishkarshRaj is this issue still open? I would like to work on it if it is.

[NishkarshRaj]

@Aishwaryaaaaaaa yes!