ResourceManager cache bug

[eyworldwide]

Describe the bug
After destroying a entity that has a component with resource, such as glTf/lottie/spine，then If you load the the same resource again, the component of the returned entity is undefined. There maybe a cache bug in ResourceManager

To Reproduce
Steps to reproduce the behavior:

1. Load a resource with resourceManager and return a entity.
2. Destroy the entity with destroy() method.
3. Repeat the same resource like step 1.
4. undefined error happens.

Expected behavior
Engine will handle the problem internally.