fix: revert to single-value video gallery dropdown filter

[CefBoud]

Description

This PR affects the SelectionModal component used by VideoGallery and SelectImageModal components.

It reverts changes added by #368. The goal is to have a uniform filter & sort UI.

Before

After

Testing instructions

1. (Optional) Create a mock videos response with some broken thumbnails
2. Enable mock video uploads (create waffle flag contentstore.mock_video_uploads enabled for everyone)
3. Modify videos_index_json() as follows:

def videos_index_json(course):
    index_videos = [
        {
            'edx_video_id': 'aaaaaaaa-aaaa-4aaa-aaaa-aaaaaaaaaaaa',
            'client_video_id': 'video.mp4',
            'created': '1970-01-01T00:00:00Z',
            'duration': 42.5,
            'status': 'Ready',
            'course_video_image_url': 'https://video/images/1234.jpg'
        },
        {
            'edx_video_id': 'aaaaaaaa-aaaa-4aaa-aaaa-aaaaaaaaaaaa',
            'client_video_id': 'video.mp4',
            'created': '1970-01-01T00:00:00Z',
            'duration': 42.5,
            'status': 'Failed',
            'course_video_image_url': 'https://video/images/1234.jpg'
        }
    ]
    return JsonResponse({"videos": index_videos}, status=200)

4. Enable the new video editor (create waffle flags new_core_editors.use_new_video_editor and new_core_editors.use_video_gallery_flow for everyone)
   Create a course unit with a video

5. Open the video gallery http://localhost:2001/course/course-v1:edX+DemoX+Demo_Course/editor/course-videos/videoBlockId

6. Filter by status using the single-value filter dropdown.

private ref: BB-8054

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[farhaanbukhsh]

Can we convert this into a prop and pass it from the component?

[farhaanbukhsh]

@CefBoud please update the description with the template in the handbook. You can have a look at #412.

[farhaanbukhsh]

👍

• ✅ I tested this on the devstack.
• ✅ I read through the code
• ❌ I checked for accessibility issues
• ❌ Includes documentation
• ❌ I made sure any change in configuration variables is reflected in the corresponding client's configuration-secure repository.

[farhaanbukhsh]

@CefBoud can you remove the draft status please.

[CefBoud]

@farhaanbukhsh Description fixed and status changed.

[tecoholic]

@navinkarkera Another request to add the "jira:2u" label. :)

cc: @cablaa77

[e0d]

@tecoholic is this blended work?

[mphilbrick211]

Hi @openedx/teaching-and-learning! This is ready for review. Thanks!

[openedx-webhooks]

I've created issue TNL-11222 in the private 2U Jira.

[tecoholic]

@e0d Yes. This is related to the Video Block UX improvements project work.

[openedx-webhooks]

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