Bump pytest-httpbin from 2.0.0rc1 to 2.0.0 (#740)

Bumps [pytest-httpbin](https://github.com/kevin1024/pytest-httpbin) from 2.0.0rc1 to 2.0.0.
- [Release notes](https://github.com/kevin1024/pytest-httpbin/releases)
- [Changelog](https://github.com/kevin1024/pytest-httpbin/blob/master/release.py)
- [Commits](kevin1024/pytest-httpbin@v2.0.0rc1...v2.0.0)

---
updated-dependencies:
- dependency-name: pytest-httpbin
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

requirements.txt

@@ -27,6 +27,6 @@ mypy==1.2.0
 trio-typing==0.8.0
 types-certifi==2021.10.8.3
 pytest==7.3.1
-pytest-httpbin==2.0.0rc1
+pytest-httpbin==2.0.0
 pytest-trio==0.7.0
 werkzeug<2.1  # See: https://github.com/postmanlabs/httpbin/issues/673