feat: add symbol/to-string-tag package

[farazghani]

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type: pre_commit_static_analysis_report description: Results of running static analysis checks when committing changes. report:

• task: lint_filenames status: passed
• task: lint_editorconfig status: passed
• task: lint_markdown status: passed
• task: lint_package_json status: passed
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• task: lint_shell status: na
• task: lint_typescript_declarations status: passed
• task: lint_typescript_tests status: passed
• task: lint_license_headers status: passed ---

Resolves #{{8482}}.

Description

What is the purpose of this pull request?

This pull request:

• {{This pull request implements RFC: symbol/to-string-tag, adding a new package to the stdlib symbol namespace.}}

Related Issues

Does this pull request have any related issues?

This pull request has the following related issues:

• #{#8491 #8482 }}

Questions

Any questions for reviewers of this pull request?

No.

Other

Any other information relevant to this pull request? This may include screenshots, references, and/or implementation notes.

No.

Checklist

Please ensure the following tasks are completed before submitting this pull request.

• [x] Read, understood, and followed the contributing guidelines.

AI Assistance

When authoring the changes proposed in this PR, did you use any kind of AI assistance?

• [x] Yes
• [ ] No

If you answered "yes" above, how did you use AI assistance?

• [ ] Code generation (e.g., when writing an implementation or fixing a bug)
• [ ] Test/benchmark generation
• [ ] Documentation (including examples)
• [x] Research and understanding

Disclosure

If you answered "yes" to using AI assistance, please provide a short disclosure indicating how you used AI assistance. This helps reviewers determine how much scrutiny to apply when reviewing your contribution. Example disclosures: "This PR was written primarily by Claude Code." or "I consulted ChatGPT to understand the codebase, but the proposed changes were fully authored manually by myself.".

{{TODO: add disclosure if applicable}}

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[stdlib-bot]

Coverage Report

Package	Statements	Branches	Functions	Lines
symbol/to-string-tag	$\color{green}106/106$ $color{green}+100.00%$	$\color{red}2/3$ $color{green}+66.67%$	$\color{green}0/0$ $color{green}+100.00%$	$\color{green}106/106$ $color{green}+100.00%$

The above coverage report was generated for the changes in this PR.