Bump httpcore from 0.18.0 to 1.0.2

Bumps [httpcore](https://github.com/encode/httpcore) from 0.18.0 to 1.0.2.
- [Release notes](https://github.com/encode/httpcore/releases)
- [Changelog](https://github.com/encode/httpcore/blob/master/CHANGELOG.md)
- [Commits](encode/httpcore@0.18.0...1.0.2)

---
updated-dependencies:
- dependency-name: httpcore
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

pyproject.toml

@@ -28,7 +28,7 @@ dependencies = [
     "h11==0.14.0",
     "h2==4.1.0",
     "hpack==4.0.0",
-    "httpcore==0.18.0",
+    "httpcore==1.0.2",
     "httpx==0.25.0",
     "hyperframe==6.0.1",
     "idna==3.4",