Double scroll bar on landing-page

/kind bug

### Which area this bug is related to?

/area registry


## What versions of software are you using?
N/A


## Bug Summary
**Describe the bug:**
There is a double scroll bar on https://devfile.io/. 

![image](https://user-images.githubusercontent.com/52387464/156944363-34a7596f-141e-40e1-a08d-e300b4360b82.png)

## Expected behavior
There should only be one scroll bar.


