feat: Propagate prompt id to playground spans metadata (#6224)

* feat: Add prompt id metadata to playground spans

* Build gql schema

* Bump graphql typescript types

* Propagate prompt id to ChatCompletionInput

* Wire up prompt-id propagation for non-streaming playground

* Ruff 🐶

* Use identifiers / names

* Build gql schema

* Properly construct dictionary and clean up existence check

* Pass prompt identifier into chat completions instead of GlobalID

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Co-authored-by: Tony Powell <apowell@arize.com>