dev(deps-dev): bump @typescript-eslint/parser from 8.49.0 to 8.50.0

Bumps [@typescript-eslint/parser](https://github.com/typescript-eslint/typescript-eslint/tree/HEAD/packages/parser) from 8.49.0 to 8.50.0.
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a href="https://github.com/typescript-eslint/typescript-eslint/releases"><code>@​typescript-eslint/parser</code>'s releases</a>.</em></p>
<blockquote>
<h2>v8.50.0</h2>
<h2>8.50.0 (2025-12-15)</h2>
<h3>🚀 Features</h3>
<ul>
<li><strong>eslint-plugin:</strong> [no-useless-default-assignment] add rule (<a href="https://redirect.github.com/typescript-eslint/typescript-eslint/pull/11720">#11720</a>)</li>
</ul>
<h3>❤️ Thank You</h3>
<ul>
<li>Josh Goldberg ✨</li>
<li>Ulrich Stark</li>
</ul>
<p>You can read about our <a href="https://typescript-eslint.io/users/versioning">versioning strategy</a> and <a href="https://typescript-eslint.io/users/releases">releases</a> on our website.</p>
</blockquote>
</details>
<details>
<summary>Changelog</summary>
<p><em>Sourced from <a href="https://github.com/typescript-eslint/typescript-eslint/blob/main/packages/parser/CHANGELOG.md"><code>@​typescript-eslint/parser</code>'s changelog</a>.</em></p>
<blockquote>
<h2>8.50.0 (2025-12-15)</h2>
<p>This was a version bump only for parser to align it with other projects, there were no code changes.</p>
<p>You can read about our <a href="https://typescript-eslint.io/users/versioning">versioning strategy</a> and <a href="https://typescript-eslint.io/users/releases">releases</a> on our website.</p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a href="https://github.com/typescript-eslint/typescript-eslint/commit/c62e85874f0e482156a54b6744fe90a6f270012a"><code>c62e858</code></a> chore(release): publish 8.50.0</li>
<li>See full diff in <a href="https://github.com/typescript-eslint/typescript-eslint/commits/v8.50.0/packages/parser">compare view</a></li>
</ul>
</details>
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