Timeline chart doesn't show properly in gutenberg display

[DanyCaissy]

Description:

In the gutenberg list of charts, it displays this way: https://i.imgur.com/1bNkUyx.png

How to reproduce:

1- Create a default timeline chart
2- Create a post, open gutenberg chart plugin
3- Click display existing chart

Expected behaviour:

It should display properly like other charts do

Current behaviour:

https://i.imgur.com/1bNkUyx.png

Technical info

Wordpress Version: 5.4.1
Visualizer Version: 3.4.2 + 1.9.2

[contactashish13]

@rodica-andronache I seem to have accidentally fixed this as part of #619 (#666)

[rodica-andronache]

@contactashish13 maybe you can move the fix to a different PR until that bigger one is merged?