feat: add production semaphore v4 zk artifacts

[vplasencia]

Description

Steps to check artifacts:

1. Clone the following repo in the branch ref/semaphore-v4-new-ceremony
   https://github.com/vplasencia/semaphorev4-generate-zk-artifacts
2. Run yarn
3. Install the following circom and snarkjs version (these are the latest ones)
   https://github.com/vplasencia/semaphorev4-generate-zk-artifacts/tree/ref/semaphore-v4-new-ceremony?tab=readme-ov-file#versions-used-to-generate-the-zk-artifacts-for-semaphore-v4
4. Run yarn run:all
5. Create a p0tion-ptau folder with the ptau 14. It can be downloaded here: https://pse-trusted-setup-ppot.s3.eu-central-1.amazonaws.com/pot28_0080/index.html
6. Create a production-artifacts folder with all the zk artifacts in this PR: wasm, zkey and json files.
7. Run yarn verify:prod-wasm to verify wasm files.
8. Run yarn verify:prod-keys-json to verify verification key json files.
9. Run yarn verify:prod-zkey to verify zkey files. This step can take a bit of time.

Context

semaphore-protocol/semaphore#999
semaphore-protocol/semaphore#1037

[changeset-bot]

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Latest commit: eb8b279

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[JohnGuilding]

Followed the instructions from beginning to end and everything worked fine. Thanks for the description