global(gui): replace cascadia code with fira code

i'm sorry cascadia is just not my type

Changed files
+5 -2
global
gui
users
cassie
home
+1 -1
global/gui/fonts.nix
···
pkgs.nerd-fonts.fira-mono
pkgs.cozette
-
pkgs.cascadia-code
+
pkgs.fira-code
pkgs.noto-fonts
pkgs.noto-fonts-cjk-sans
pkgs.noto-fonts-emoji-blob-bin
+4 -1
users/cassie/home/dev/editors.nix
···
# display
ui_font_size = 20;
buffer_font_size = 16;
-
buffer_font_family = "Cascadia Code";
+
buffer_font_family = "Fira Code";
+
buffer_font_weight = 500;
+
buffer_font_features.calt = false;
+
preferred_line_length = 120;
wrap_guides = [ 120 ];
show_whitespaces = "all";