[Dynamo] Fix constructing lazy submodule inside of lazy module's initialize_parameters (#100047)
This PR fixed two issues:
* Constructing lazy submodule inside of lazy module's ```initialize_parameters``` - don't unspecialized module if it's lazy.
* Fixes #100001
Pull Request resolved: https://github.com/pytorch/pytorch/pull/100047
Approved by: https://github.com/jansel
