Bump httpx[http2] from 0.26.0 to 0.27.0

Bumps [httpx[http2]](https://github.com/encode/httpx) from 0.26.0 to 0.27.0.
- [Release notes](https://github.com/encode/httpx/releases)
- [Changelog](https://github.com/encode/httpx/blob/master/CHANGELOG.md)
- [Commits](encode/httpx@0.26.0...0.27.0)

---
updated-dependencies:
- dependency-name: httpx[http2]
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

requirements.txt

@@ -44,7 +44,7 @@ hpack==4.0.0
     # via h2
 httpcore==1.0.2
     # via httpx
-httpx[http2]==0.26.0
+httpx[http2]==0.27.0
     # via -r requirements.in
 humanize==4.4.0
     # via rqmonitor