Bump h2 from 4.1.0 to 4.3.0 in /examples/benchmark (#319) #nolog

Bumps [h2](https://github.com/python-hyper/h2) from 4.1.0 to 4.3.0.
- [Changelog](https://github.com/python-hyper/h2/blob/master/CHANGELOG.rst)
- [Commits](https://github.com/python-hyper/h2/compare/v4.1.0...v4.3.0)

---
updated-dependencies:
- dependency-name: h2
  dependency-version: 4.3.0
  dependency-type: indirect
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

examples/benchmark/requirements.txt

@@ -39,15 +39,15 @@ h11==0.16.0
     #   hypercorn
     #   uvicorn
     #   wsproto
-h2==4.1.0
+h2==4.3.0
     # via hypercorn
-hpack==4.0.0
+hpack==4.1.0
     # via h2
 humanize==4.9.0
     # via -r requirements.in
 hypercorn==0.15.0
     # via quart
-hyperframe==6.0.1
+hyperframe==6.1.0
     # via h2
 idna==3.7
     # via