feat: emit passing status updated events for badging

[GlugovGrGlib]

Description

This is a Redwood backport PR of the #34749

Introduce emission of the COURSE_PASSING_STATUS_UPDATED and CCX_COURSE_PASSING_STATUS_UPDATED events, update
This is a part of the new Credly integration which is targeted to be available for OeX operators since Redwood.

Testing instructions

• Configure Redis stream or Kafka event bus
• Set settings.FEATURES['BADGES_ENABLED'] to True
• Configure grading in a course
• Pass the course with testing user
• Observe generated COURSE_PASSING_STATUS_UPDATED events
• Change grading for this course in a studio
• Observe generated COURSE_PASSING_STATUS_UPDATED events

(The same would work for CCX courses)

Please refer to openedx-events PR for more information on the events itself: openedx/openedx-events#303

Other information

openedx-events requirement was already updated for redwood in #34685

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[GlugovGrGlib]

Hi @mariajgrimaldi, kindly ask you to review this backport PR. Thanks!

[mariajgrimaldi]

I don't have much time to get this done this week, so I'll take a look early next week. Thank you!

[GlugovGrGlib]

@mariajgrimaldi sure no problem, thanks!

[mariajgrimaldi]

LGTM! Thank you.

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