refactor: Replace list view with recycler view for video screen

[farhan-arshad-dev]

Description

LEARNER-9576

• Replace the list view with the RecyclerView for the video screen.
• Convert classes to Kotlin from Java having major code changes.
• Fix warnings for classes having code changes

Acceptance Criteria

• No behavioral change as per User perspective.

[codecov[bot]]

Codecov Report

Patch and project coverage have no change.

Comparison is base (3c3eec3) 1.09% compared to head (d0bb351) 1.10%.

Additional details and impacted files

```diff @@ Coverage Diff @@ ## app_nav #1819 +/- ## ========================================= Coverage 1.09% 1.10% Complexity 137 137 ========================================= Files 536 536 Lines 25819 25797 -22 Branches 3300 3294 -6 ========================================= Hits 284 284 + Misses 25508 25486 -22 Partials 27 27 ``` | [Files Changed](https://app.codecov.io/gh/openedx/edx-app-android/pull/1819?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=openedx) | Coverage Δ | | |---|---|---| | [...g/edx/mobile/view/BaseCourseUnitVideoFragment.java](https://app.codecov.io/gh/openedx/edx-app-android/pull/1819?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=openedx#diff-T3BlbkVkWE1vYmlsZS9zcmMvbWFpbi9qYXZhL29yZy9lZHgvbW9iaWxlL3ZpZXcvQmFzZUNvdXJzZVVuaXRWaWRlb0ZyYWdtZW50LmphdmE=) | `0.00% <0.00%> (ø)` | | | [...org/edx/mobile/view/CourseTabsDashboardFragment.kt](https://app.codecov.io/gh/openedx/edx-app-android/pull/1819?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=openedx#diff-T3BlbkVkWE1vYmlsZS9zcmMvbWFpbi9qYXZhL29yZy9lZHgvbW9iaWxlL3ZpZXcvQ291cnNlVGFic0Rhc2hib2FyZEZyYWdtZW50Lmt0) | `0.00% <0.00%> (ø)` | | | [...edx/mobile/view/CourseUnitVideoPlayerFragment.java](https://app.codecov.io/gh/openedx/edx-app-android/pull/1819?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=openedx#diff-T3BlbkVkWE1vYmlsZS9zcmMvbWFpbi9qYXZhL29yZy9lZHgvbW9iaWxlL3ZpZXcvQ291cnNlVW5pdFZpZGVvUGxheWVyRnJhZ21lbnQuamF2YQ==) | `0.00% <0.00%> (ø)` | | | [...edx/mobile/view/CourseUnitYoutubePlayerFragment.kt](https://app.codecov.io/gh/openedx/edx-app-android/pull/1819?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=openedx#diff-T3BlbkVkWE1vYmlsZS9zcmMvbWFpbi9qYXZhL29yZy9lZHgvbW9iaWxlL3ZpZXcvQ291cnNlVW5pdFlvdXR1YmVQbGF5ZXJGcmFnbWVudC5rdA==) | `0.00% <0.00%> (ø)` | | | [.../org/edx/mobile/view/adapters/CourseHomeAdapter.kt](https://app.codecov.io/gh/openedx/edx-app-android/pull/1819?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=openedx#diff-T3BlbkVkWE1vYmlsZS9zcmMvbWFpbi9qYXZhL29yZy9lZHgvbW9iaWxlL3ZpZXcvYWRhcHRlcnMvQ291cnNlSG9tZUFkYXB0ZXIua3Q=) | `0.00% <0.00%> (ø)` | | | [.../org/edx/mobile/view/adapters/TranscriptAdapter.kt](https://app.codecov.io/gh/openedx/edx-app-android/pull/1819?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=openedx#diff-T3BlbkVkWE1vYmlsZS9zcmMvbWFpbi9qYXZhL29yZy9lZHgvbW9iaWxlL3ZpZXcvYWRhcHRlcnMvVHJhbnNjcmlwdEFkYXB0ZXIua3Q=) | `0.00% <0.00%> (ø)` | | | [...obile/view/app\_nav/CourseUnitNavigationActivity.kt](https://app.codecov.io/gh/openedx/edx-app-android/pull/1819?src=pr&el=tree&utm_medium=referral&utm_source=github&utm_content=comment&utm_campaign=pr+comments&utm_term=openedx#diff-T3BlbkVkWE1vYmlsZS9zcmMvbWFpbi9qYXZhL29yZy9lZHgvbW9iaWxlL3ZpZXcvYXBwX25hdi9Db3Vyc2VVbml0TmF2aWdhdGlvbkFjdGl2aXR5Lmt0) | `0.00% <0.00%> (ø)` | |

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