Update component-test test.js blueprint

The component-test blueprint is the only test template to have comments in lowercase.

blueprints/component-test/files/tests/unit/__path__/__test__.js

@@ -11,11 +11,11 @@ moduleForComponent('<%= dasherizedModuleName %>', {
 test('it renders', function(assert) {
   assert.expect(2);
 
-  // creates the component instance
+  // Creates the component instance
   var component = this.subject();
   assert.equal(component._state, 'preRender');
 
-  // renders the component to the page
+  // Renders the component to the page
   this.render();
   assert.equal(component._state, 'inDOM');
 });