fix(v8): set the V8 version during minor updates

Author: joyeecheung

lib/update-v8/minorUpdate.js

@@ -12,7 +12,8 @@ export default function minorUpdate() {
       return task.newListr([
         getV8Version('current'),
         getLatestV8Version(),
-        doMinorUpdate()
+        doMinorUpdate(),
+        getV8Version('new')
       ]);
     }
   };