build(deps): bump syn from 3.0.4 to 3.0.6

[dependabot]

Bumps syn from 3.0.4 to 3.0.6.

Release notes

Sourced from syn's releases.

3.0.6

• Fix parsing interpolated lifetime at statement start (#2082)

3.0.5

• Report correct span for lex errors from LitStr::parse_with (#2080, thanks @​sunshowers)

Commits

• 559cab5 Release 3.0.6
• 9088cad Merge pull request #2082 from dtolnay/lifetimevar
• 3eb43bb Fix parsing interpolated lifetime at statement start
• 7b2f6f9 Add regression test for issue 2081
• d55bcd2 Update test suite to nightly-2026-09-13
• 8e37bca Resolve non_kebab_case_bins warning
• 4dfd88f Update test suite to nightly-2026-09-06
• e0ad92d Release 3.0.5
• 74e7d75 Merge pull request #2080 from sunshowers/lit-str-span
• 4c264f3 In LitStr::parse_with, report correct span for lex errors
• Additional commits viewable in compare view

[coderabbitai]

Important

Review skipped

Bot user detected.

To trigger a single review, invoke the @coderabbitai review command.

⚙️ Run configuration

• Configuration used: Repository UI
• Review profile: CHILL
• Plan: Advanced
• Run ID: b34cdf81-f875-46f0-bd4b-9d656bad4491

You can disable this status message by setting the reviews.review_status to false in the CodeRabbit configuration file.

Use the checkbox below for a quick retry:

• 🔍 Trigger review

• Autopilot · Keep fixing CodeRabbit findings and required CI, and resolving merge conflicts

---

Thanks for using CodeRabbit! It's free for OSS, and your support helps us grow. If you like it, consider giving us a shout-out.

❤️ Share

• X
• Mastodon
• Reddit
• LinkedIn

_{Comment @coderabbitai help to get the list of available commands.}