[Bug] Fix Upload Layout

[OctoByte-OpenSource]

Describe the bug
The upload video layout is not properly structured. The components should be displayed in a single column using flex-col, but they are currently misaligned or arranged incorrectly.

To Reproduce
Steps to reproduce the behavior:

1. Go to the video upload section.
2. Observe the current layout of the upload components.
3. Notice that the elements are not in a single column format.

Expected behavior
The upload section should have the following components arranged in a single column using flex-col:

1. Video Preview
2. Thumbnail Preview
3. Upload Video
4. Upload Thumbnail
5. Title
6. Description
7. Submit button

Screenshots
(Add screenshots if applicable)

Desktop Responsive (please complete the following information):

• OS: [e.g. Windows 11, macOS]
• Browser: [e.g. Chrome, Firefox]
• Version: [e.g. 119.0]

Smartphone Responsive (please complete the following information):

• Device: [e.g. iPhone 13, Samsung Galaxy S22]
• OS: [e.g. iOS 17, Android 14]
• Browser: [e.g. Safari, Chrome]
• Version: [e.g. 22]

Additional context

• Ensure the layout follows a consistent design.
• Use Tailwind's flex flex-col for proper vertical alignment.
• Ensure responsiveness across all screen sizes.

[Rhishikesh12]

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