[BD-13] depr: deprecated the user_id attribute

[pomegranited]

Description

The user_id should be fetched from the 'user' service, not stored in the Runtime.

This change should not affect Learners, Course Authors, or anyone else using edx-platform.

Supporting information

• Content Core Platform Simplication project
• BLENDED-113 (edX internal ticket)
• FAL-2247 (OpenCraft internal ticket)

Testing instructions

See https://github.com/edx/edx-platform/pull/28440 for testing instructions and sandbox.

Deadline

None

Other information

• This PR must be merged and a new version of XBlock tagged before https://github.com/edx/edx-platform/pull/28440 can be merged.

[openedx-webhooks]

Thanks for the pull request, @pomegranited! I've created BLENDED-940 to keep track of it in Jira. More details are on the BD-13 project page.

When this pull request is ready, tag your edX technical lead.

[symbolist]

I have tested this as part of https://github.com/edx/edx-platform/pull/28440. Good to go. 👍🏽

[symbolist]

@pomegranited Can you rebase this? I'll merge once it is green.

[symbolist]

@pomegranited Just realized we missed bumping up the version number and adding a changelog entry. 🙂

[pomegranited]

@symbolist Oops, thank you for catching that! I've bumped the version to 1.5.1, added a CHANGELOG entry, and squashed my commits back down to 1.

[openedx-webhooks]

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