Bug fix for Queued Task on Admin Tab

[dhavaljprasad]

Description

Fixed bug on the endpoint /tasks/get_celery_tasks

Type of change

Please delete options that are not relevant.

• Bug fix (non-breaking change which fixes an issue)

How Has This Been Tested?

• Any other tests you performed for checking edge cases.
• Any other tests you performed for checking exceptions.

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my own code
• I have commented my code, particularly in hard-to-understand areas

Checklist for API

• The endpoint is accessible through Swagger.
• The endpoint supports permissions and authentication for different roles.
• All exceptions have been handled and appropriate status code is returned to the user.