Fix preview for video files of type mov in the attachments

When a user tries to play or preview a mov file from an attachment, all that appears is a black screen, making it impossible for the user to preview.

Steps to reproduce:

1. Go to Workspace and create a File document.
2. Select the "Upload attachment" option and attach a mov video file.
3. To preview the recently attached video file, click the Eye symbol.
4. Observe that the preview of video is not visible.

Expected result: The preview of video file is visible and video play smoothly.

Note: This issue not occurred for videos of MP4 type.