feat(editor): remove standalone snippets package, move config to nvf module

packages/snippets/default.nix

@@ -1,8 +0,0 @@
-{ pkgs, ... }:
-let
-  inherit (pkgs.vimUtils) buildVimPlugin;
-in
-buildVimPlugin {
-  name = "snippets";
-  src = ./.;
-}

packages/snippets/package.json

@@ -1,15 +0,0 @@
-{
-    "name": "snippets",
-    "engines": {
-        "vscode": "^1.11.0"
-    },
-    "contributes": {
-        "snippets": [
-            {
-                 "language": "nix",
-                 "path": "./snippets/nix.json"
-            }
-        ]
-    }
-}
-

packages/snippets/snippets/nix.json

@@ -1,20 +0,0 @@
-{
-  "module": {
-    "prefix": "mod",
-    "body": [
-      "{ config, lib, ... }:",
-      "let",
-      "  inherit (lib) mkIf mkEnableOption;",
-      "  cfg = config.$1;",
-      "in",
-      "{",
-      "  options.$1 = {",
-      "    enable = mkEnableOption \"$2\";",
-      "    $3",
-      "  };",
-      "  config = mkIf cfg.enable {$4};",
-      "}"
-    ],
-    "description": "empty module"
-  }
-}