Add support for immutable list (#3811)

Summary:
Pull Request resolved: https://github.com/pytorch/executorch/pull/3811

Added the support for the immutable list
- The changes is in the PyTorch fx graph building framework.
- To build a GPU/Vulkan graph, previously there is no support for the immutable list

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Reviewed By: copyrightly, derekxu

Differential Revision: D58028346

fbshipit-source-id: c96731bb6f9e4c00d1afbf57def4b7fd93a20f59