[devtools] Fix can't expand in some scenario

Author: iChenLei

packages/react-devtools-shared/src/hydration.js

@@ -383,7 +383,9 @@ export function hydrate(
 
     const value = parent[last];
 
-    if (value.type === 'infinity') {
+    if (!value) {
+      return;
+    } else if (value.type === 'infinity') {
       parent[last] = Infinity;
     } else if (value.type === 'nan') {
       parent[last] = NaN;