Frontend Unit Tests: Add tests for ChallengeCtrl.js (Cloud-CV#4732)

* Added test for ChallengeCtrl.js

* Added test for ChallengeCtrl.js

* Added test for ChallengeCtrl.js

* Added test for ChallengeCtrl.js

* Added Tests

* Fixed Build

* Added Test for challengeCtrl.js File

* Fixed Build

* Fixed Build

* Check

* Added Test

* Fixed Build

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Co-authored-by: Akshat Singh <akshatsingh@Akshats-MacBook-Air.local>
Co-authored-by: Rishabh Jain <rishabhjain2018@gmail.com>

Author: 3 people