Revert "Add and use Atkinson Hyperlegible and Fira Code fonts"

This reverts commit 8c2b028.

Author: wmat

README.md

@@ -190,16 +190,6 @@ state are as follows:
     ====
     ```
 
-# Fonts
-
-The following fonts are included (linked to their source):
-
-* (Atkinson Hyperlegible)[https://www.brailleinstitute.org/freefont] release 2020-0514 distributed under the terms of the (Open Font License)[https://braileinstitute.app.box.com/s/rin3vzegmcy7sil28yfqslz2r5etv5nl] (archived 2024-11-08)
-* (Fira Code)[https://github.com/tonsky/FiraCode] release 6.2 distributed under the terms of the (SIL Open Font License 1.1)[https://github.com/tonsky/FiraCode/blob/master/LICENSE] (archived 2024-11-08)
-
-The license files are also included in the fonts directory for reference.
-
-
  # Additional information
  For additional information, see the [docs-dev-guide/example.pdf](https://github.com/riscv/docs-dev-guide/blob/main/example.pdf) or reach out to
  help@riscv.org.