Check TPA pipeline for tahoe idp metadata if before added to UserProfile

[bryanlandia]

Change description

TahoeUserMetadataProcessor try to get tahoe_idp_metadata from TPA pipeline if it's not found on the UserProfile (or in cache). This is needed for events that may fire before the UserProfile is created for a new user, or at least before the tahoe_idp pipeline step openedx.core.djangoapps.appsembler.tahoe_idp.tpa_pipeline.tahoe_idp_user_updates has added IdP metadata to UserProfile. This is specifically to deal with edx.course.enrollment.activated events which fire from the User.post_save Signal receiver when a learner is enrolled in a course before registering, receiving a CourseEnrollmentActivated object which will add the CourseEnrollment as soon as a User is created.

Type of change

• [x] Bug fix (fixes an issue)
• [ ] New feature (adds functionality)

Related issues

RED-3716

Checklists

Development

• [x] Lint rules pass locally
• [ ] Application changes have been tested thoroughly
• [x] Automated tests covering modified code pass

Security

• [x] Security impact of change has been considered
• [x] Code follows company security practices and guidelines

Code review

• [x] Pull request has a descriptive title and context useful to a reviewer. Screenshots or screencasts are attached as necessary
• [x] "Ready for review" label attached and reviewers assigned
• [x] Changes have been reviewed by at least one other contributor
• [x] Pull request linked to task tracker where applicable

[github-actions[bot]]

Checking git merge conflicts against https://github.com/edx/edx-platform.git

Comparing with	open-release/nutmeg.master
Benchmark conflicts with main	292
Current conflicts	292
Summary	Good work! No added conflicts.

Comparing with	master
Benchmark conflicts with main	300
Current conflicts	300
Summary	Good work! No added conflicts.

[github-actions[bot]]

Checking git merge conflicts against https://github.com/edx/edx-platform.git

Comparing with	open-release/nutmeg.master
Benchmark conflicts with main	292
Current conflicts	292
Summary	Good work! No added conflicts.

Comparing with	master
Benchmark conflicts with main	300
Current conflicts	300
Summary	Good work! No added conflicts.