Remove unused broccoli magic

Author: simonihmig

index.js

@@ -24,32 +24,7 @@ module.exports = {
     var app = this.app || this._findHost();
 
     if (this._shouldInclude()) {
-      app.import(
-        'vendor/ember-cli-deprecation-workflow/deprecation-workflow.js',
-      );
       app.import('vendor/ember-cli-deprecation-workflow/main.js');
     }
   },
-
-  treeForVendor(tree) {
-    var root = process.env._DUMMY_CONFIG_ROOT_PATH || this.project.root;
-    var configDir = '/config';
-
-    if (
-      this.project.pkg['ember-addon'] &&
-      this.project.pkg['ember-addon']['configPath']
-    ) {
-      configDir = '/' + this.project.pkg['ember-addon']['configPath'];
-    }
-
-    var mergeTrees = require('broccoli-merge-trees');
-    var Funnel = require('broccoli-funnel');
-    var configTree = new Funnel(root + configDir, {
-      include: ['deprecation-workflow.js'],
-
-      destDir: 'ember-cli-deprecation-workflow',
-    });
-
-    return mergeTrees([tree, configTree], { overwrite: true });
-  },
 };

package-lock.json

@@ -31,9 +31,6 @@
   "dependencies": {
     "@babel/core": "^7.23.2",
     "@ember/string": "^3.0.0",
-    "broccoli-funnel": "^3.0.3",
-    "broccoli-merge-trees": "^4.2.0",
-    "broccoli-plugin": "^4.0.5",
     "ember-cli-babel": "^8.2.0"
   },
   "devDependencies": {