Remove more occurances of escapeExpression that I forgot in the rebase

Author: NullVoxPopuli

packages/ember/barrel.ts

@@ -603,9 +603,7 @@ Reflect.set(Ember, 'RSVP', _RSVP);
 
 interface EmberHandlebars {
   template: typeof template;
-  Utils: {
-    escapeExpression: typeof escapeExpression;
-  };
+  Utils: {};
   compile?: typeof compile;
   precompile?: typeof precompile;
 }
@@ -671,9 +669,7 @@ applicationRunLoadHooks('Ember.Application', EmberApplication);
 
 let EmberHandlebars: EmberHandlebars = {
   template,
-  Utils: {
-    escapeExpression,
-  },
+  Utils: {},
 };
 
 let EmberHTMLBars: EmberHTMLBars = {