Added 401 responses to sprints endpoints and swagger docs

[JoshuaHinman]

Description

This PR adds a standard 401 response for all Sprints endpoints, when the user is not logged in. These changes are shown in the swagger documentation and in e2e tests for all routes

Issue link

Fixes # 86azuu45a

Type of change

• Bug fix (non-breaking change which fixes an issue)
• Feature updates / changes
• Tests
• New feature (non-breaking change which adds functionality)
• Breaking change (fix or feature that would cause existing functionality to not work as expected)
• This change requires a documentation update

How Has This Been Tested?

Verified in swagger and in sprints e2e tests

Checklist:

• My code follows the style guidelines of this project
• I have performed a self-review of my code
• I have commented my code, particularly in hard-to-understand areas
• I have made corresponding changes to the documentation
• My changes generate no new warnings
• I have added tests that prove my fix is effective or that my feature works
• New and existing tests pass locally with my changes
• Any dependent changes have been merged and published in downstream modules
• I have updated the change log

[cherylli]

Thanks! everything works fine for me

[Ajen07]

All the changes are working as expected and all the tests runs perfectly.