fix(useReactFlow): prevent unnecessary re-renderings

example/src/CustomNode/index.tsx

@@ -117,7 +117,7 @@ const CustomNodeFlow = () => {
       connectionLineStyle={connectionLineStyle}
       snapToGrid={true}
       snapGrid={snapGrid}
-      defaultZoom={0.3}
+      fitView
       minZoom={0.3}
       maxZoom={2}
     >

example/src/UseReactFlow/index.tsx

@@ -86,7 +86,7 @@ const UseZoomPanHelperFlow = () => {
   const logNodes = useCallback(() => {
     console.log('nodes', getNodes());
     console.log('edges', getEdges());
-  }, [getNodes]);
+  }, [getNodes, getEdges]);
 
   useEffect(() => {
     addEdges({ id: 'e3-4', source: '3', target: '4' });