Removed apple auth headers from screenshot upload api

[jawad-khan]

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• I have checked the branch to which I would like to merge.

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This repository is deprecated and in maintainence-only operation while we work on a replacement, please see this announcement for more information.

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Required Testing

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  (^ We can remove that manual check once REV-2624 is done and the corresponding e2e test runs again)

Description

Removed apple auth headers from screenshot upload api. Api started failing abruptly, removing apple auth headers fixed the issue in this case.

Useful information to include:

• This will effect mobile enabled courses for mobile users.

Supporting information

Jira Ticket: https://2u-internal.atlassian.net/browse/LEARNER-10170