Make variable naming more precise

Author: maoberlehner

src/LazyHydrate.js

@@ -137,11 +137,11 @@ export default {
   },
   render(h) {
     const tag = this.$el ? this.$el.tagName : `div`;
-    const children = this.$scopedSlots.default
+    const child = this.$scopedSlots.default
       ? this.$scopedSlots.default({ hydrated: this.hydrated })
       : this.$slots.default[0];
     const vnode = this.hydrated
-      ? children
+      ? child
       : h(tag);
 
     // Special thanks to Rahul Kadyan for the following lines of code.