home/editor: Re‐structure config

home/config/nil/editor.nix

@@ -3,25 +3,29 @@
     enable = true;
     defaultEditor = true;
     settings = {
-      editor.auto-pairs = {
+      editor = {
+        auto-pairs = {
           "“" = "”";
           "‘" = "’";
           "„" = "“";
           "‚" = "‘";
         };
 
-      editor.whitespace.render = {
+        whitespace = {
+          render = {
             nbsp = "all";
             nnbsp = "all";
             tab = "all";
           };
 
-      editor.whitespace.characters = {
+          characters = {
             nbsp = "␣";
             nnbsp = "⍽";
             tab = "»";
             tabpad = "·";
           };
+        };
+      };
 
       keys.normal = {
         minus = "command_mode";