feat: create tokens fixtures

[overlookmotel]

Create fixtures for tokens.

• For JS and JSX, use Espree for parsing tokens.
• For TS, use TS-ESLint's tokens.

[Copilot]

Pull request overview

This PR creates comprehensive token fixtures for JavaScript/JSX and TypeScript files by adding JSON files containing parsed token information from test files.

• Adds token fixtures for test262 Date.prototype test files (setYear, getYear methods)
• Adds token fixtures for Acorn JSX test file 046
• Uses Espree for JS/JSX token parsing and TS-ESLint for TypeScript tokens

Reviewed changes

Copilot reviewed 64 out of 0 changed files in this pull request and generated no comments.

File	Description
tests/test262-tokens/test/annexB/built-ins/Date/prototype/setYear/*.json	Token fixtures for Date.prototype.setYear test cases covering various scenarios (absolute years, NaN values, time clipping, etc.)
tests/test262-tokens/test/annexB/built-ins/Date/prototype/getYear/*.json	Token fixtures for Date.prototype.getYear test cases (non-Date this values, constructor checks)
tests/acorn-jsx/pass/046.tokens.json	Token fixtures for JSX test case with text content containing special characters

Files not reviewed (1)

• pnpm-lock.yaml: Language not supported

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