fixes incorrect sample code in readme

[kozw]

No description provided.

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 97.30%. Comparing base (3a11e35) to head (94737af).
⚠️ Report is 1 commits behind head on main.

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #18   +/-   ##
=======================================
  Coverage   97.30%   97.30%           
=======================================
  Files          15       15           
  Lines        2151     2151           
=======================================
  Hits         2093     2093           
  Misses         58       58           

☔ View full report in Codecov by Sentry.
📢 Have feedback on the report? Share it here.

🚀 New features to boost your workflow:

• ❄️ Test Analytics: Detect flaky tests, report on failures, and find test suite problems.

[Copilot]

Pull Request Overview

This PR updates code examples in the README to reflect the correct API usage for accessing timezone information and parsing calendar documents.

• Updated timezone property access to use the correct time?.tzid API
• Corrected timezone conversion example to use native property with tz.TZDateTime.from()
• Fixed method name from non-existent parseDocument() to parse()

---

💡 Add Copilot custom instructions for smarter, more guided reviews. Learn how to get started.