'File upload' button and 'input_control' field that are visible in the Content toolbar while uploading PDF, Video, or Audio file should be vertically aligned in the middle of toolbar frame

[dujes]

I'm submitting a...

• [x] Bug report
• [ ] Regression (a behavior that used to work and stopped working in a new release)
• [ ] Feature request
• [ ] Documentation issue or request

Steps to Reproduce

1. Open any course structure
2. Open the editor of any previously created Topic (or create new one)
3. Click on 'Add Content' button
4. Choose to add Video, PDF, or Audio element
5. Click on that previously chosen component in the editor container
6. Observe the Content toolbar

Expected Behavior

'File upload' button and 'input_control' field should be vertically aligned as on screenshot below.

Current Behavior

'File upload' button and 'input_control' field are not properly aligned.