Add bolt glyph icon to Cascadia Code PL

[fcaraujo]

Hi team, I'd like to suggest the bolt glyph to be added on the Powerline:

I followed @shanselman guide to use windows terminal with Cascadia Code including Powerline.
So I installed Cascadia Code 2102.25 and it looks great, however, while running on admin mode there's no bolt in front of the line:

Looking for some workaround I found on Nerd Fonts the CaskaydiaCove and it looks like this:

Thank you

[DHowett]

This is a /duplicate of #194