Bump h2 to 0.3.24 (rerun-io#4850)

### What

Fixes cargo deny error

### Checklist
* [x] I have read and agree to [Contributor
Guide](https://github.com/rerun-io/rerun/blob/main/CONTRIBUTING.md) and
the [Code of
Conduct](https://github.com/rerun-io/rerun/blob/main/CODE_OF_CONDUCT.md)
* [x] I've included a screenshot or gif (if applicable)
* [x] I have tested the web demo (if applicable):
* Using newly built examples:
[app.rerun.io](https://app.rerun.io/pr/4850/index.html)
* Using examples from latest `main` build:
[app.rerun.io](https://app.rerun.io/pr/4850/index.html?manifest_url=https://app.rerun.io/version/main/examples_manifest.json)
* Using full set of examples from `nightly` build:
[app.rerun.io](https://app.rerun.io/pr/4850/index.html?manifest_url=https://app.rerun.io/version/nightly/examples_manifest.json)
* [x] The PR title and labels are set such as to maximize their
usefulness for the next release's CHANGELOG

- [PR Build Summary](https://build.rerun.io/pr/4850)
- [Docs
preview](https://rerun.io/preview/492bad328c02e40f8d2d9610db77eb03939ea36e/docs)
<!--DOCS-PREVIEW-->
- [Examples
preview](https://rerun.io/preview/492bad328c02e40f8d2d9610db77eb03939ea36e/examples)
<!--EXAMPLES-PREVIEW-->
- [Recent benchmark results](https://build.rerun.io/graphs/crates.html)
- [Wasm size tracking](https://build.rerun.io/graphs/sizes.html)