Bump examples/codelabs from 5887661 to 43164eb (#10090)

Bumps [examples/codelabs](https://github.com/flutter/codelabs) from
`5887661` to `43164eb`.
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/flutter/codelabs/commit/43164eb12c59954d18985418c6044a4535a6bb59"><code>43164eb</code></a>
Drop <code>cupertino_store</code> (<a
href="https://github.com/flutter/codelabs/issues/2162">#2162</a>)</li>
<li>See full diff in <a
href="https://github.com/flutter/codelabs/compare/58876613c018b4da752f40d60053d1bcae80d2b3...43164eb12c59954d18985418c6044a4535a6bb59">compare
view</a></li>
</ul>
</details>
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