refactor: Add linebreak before the named properties object

Author: ExE-Boss

lib/constructs/interface.js

@@ -1134,6 +1134,7 @@ class Interface {
     const { idl, name, namedGetter } = this;
 
     this.str += `
+
       const NamedPropertiesObject = new Proxy(
         Object.create(
           globalObject.${idl.inheritance ? idl.inheritance : "Object"}.prototype,

test/__snapshots__/test.js.snap

@@ -7597,6 +7597,7 @@ exports.install = function install(globalObject) {
     }
   }
   Object.defineProperties(Window.prototype, { [Symbol.toStringTag]: { value: \\"Window\\", configurable: true } });
+
   const NamedPropertiesObject = new Proxy(
     Object.create(globalObject.Object.prototype, {
       [Symbol.toStringTag]: { value: \\"WindowProperties\\", configurable: true }
@@ -15371,6 +15372,7 @@ exports.install = function install(globalObject) {
     }
   }
   Object.defineProperties(Window.prototype, { [Symbol.toStringTag]: { value: \\"Window\\", configurable: true } });
+
   const NamedPropertiesObject = new Proxy(
     Object.create(globalObject.Object.prototype, {
       [Symbol.toStringTag]: { value: \\"WindowProperties\\", configurable: true }