fix(core): remove trailing comma in function signature

Fix #10843

Author: posva

src/core/vdom/create-component.js

@@ -207,7 +207,7 @@ export function createComponent (
 
 export function createComponentInstanceForVnode (
   vnode: any, // we know it's MountedComponentVNode but flow doesn't
-  parent: any, // activeInstance in lifecycle state
+  parent: any // activeInstance in lifecycle state
 ): Component {
   const options: InternalComponentOptions = {
     _isComponent: true,