fix: use nerdfont compatible lsp-status icon

configuration.nix

@@ -55,9 +55,9 @@
   };
 
   fonts.fonts = with pkgs; [
-    (nerdfonts.override { fonts = [ "DejaVuSansMono" "FiraCode" ]; })
-    font-awesome
+    (nerdfonts.override { fonts = [ "DejaVuSansMono" "NerdFontsSymbolsOnly" ]; })
     dejavu_fonts
+    fira-code
   ];
 
   hardware = {

home-manager/kitty.nix

@@ -9,7 +9,7 @@ in
       enable = true;
       theme = theme_name;
       font = {
-        name = "FiraCode Nerd Font Mono";
+        name = "FiraCode";
       };
       settings = {
         tab_bar_style = "powerline";

home-manager/neovim/lspconfig.lua

@@ -49,6 +49,7 @@ lsp_status.config({
     current_function = false,
     show_filename = false,
     diagnostics = true,
+    status_symbol = "",
 })
 lsp_status.register_progress()