Folders Listing lacking Scroll Bar in Image Upload

[coom]

Describe the bug
Media Folders beyond a certain count that is dependent upon resolution are inaccessible due to lack of scroll bar. (See attached image for example)

To Reproduce
Steps to reproduce the behavior:

1. Install lastest WikiJS 1.X edition
2. Create a new page
3. Click on "Upload picture"
4. Create a lot of folders

Expected behavior
Click and drag a scroll bar to see additional folders.

Screenshots

Host Info (please complete the following information):

• OS: Ubuntu 18.04
• Wiki.js version: v1.0.117
• Database engine: mongodb

Additional context
The issue was already declared at requarks/wiki#311 but closed. The bug still remain, and we're now unable to use our Wiki to post additionnal content.