"Plot Acceleration": 'forever' in step5 displays wrong color and cannot open Basic category when click it

[v-katherine]

Describe the bug
"Plot Acceleration": 'forever' in step5 displays wrong color and cannot open Basic category when click it

Steps to reproduce the behavior
1.Navigate to https://makecode.microbit.org/beta
2.Tools->Plot Acceleration->Blocks Start Tutorial.
3.Go to step6, observe 'forever' and click it.

Actual behavior:
The color of 'forever' is wrong and cannot open Basic category.

Expected behavior:
The color of 'forever' should be blue and can open Basic category.

Screen Recording:

Additional context:
1.OS: Windows11, iMac Ventura 13.6.6
2.makecode.microbit,org version: 7.0.12
3.Microsoft MakeCode version: 10.0.23

[v-katherine]

I have verified this bug in the latest build: 7.0.15 and it has been fixed.