Update to Fira Code 3.1

[nhatthm]

Description

Update:

• FiraCode 3.1
• ToxicFrog/Ligaturizer v5

Reference

• https://github.com/somq/consolas-ligaturized/issues/8

[somq]

Thanks for the PR @nhatthm I will be testing this one on my side and merge it asap.
If you noticed any issue please let me know.

[nhatthm]

I have been using it for 3 days, so far no issue

[somq]

Just released! :tada:
Sorry for the delay and thanks again @nhatthm