Chore/ci disable naga test temp

[Ansonhkg]

WHAT

Temporarily disable naga-test on CI as it's blocking changeset release.

See #955

[Copilot]

Pull Request Overview

This PR temporarily disables naga-test on CI by removing test files and configuration, as it's blocking changeset releases. The changes remove an extensive test suite and associated build configuration related to local testing infrastructure.

• Removes the entire local test suite (~100+ test files) covering various scenarios like wrapped keys, session signatures, PKP operations, and encryption/decryption
• Deletes local test build configuration files (shim and Yarn config)
• Addresses a CI pipeline blocker related to naga-test functionality

Reviewed Changes

Copilot reviewed 1 out of 1 changed files in this pull request and generated no comments.

File	Description
local-tests/tests/wrapped-keys/*.ts	Removes wrapped key test files including import, export, signing, and failure scenario tests
local-tests/tests/test*.ts	Removes session signature, PKP operations, and encryption/decryption tests
local-tests/shim.mjs	Removes module shim for local tests
.yarnrc.yml	Removes Yarn configuration for node modules linker

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