chore(deps): bump agentscope from 1.0.18 to 1.0.19.post1

Bumps [agentscope](https://github.com/agentscope-ai/agentscope) from 1.0.18 to 1.0.19.post1.
- [Release notes](https://github.com/agentscope-ai/agentscope/releases)
- [Changelog](https://github.com/agentscope-ai/agentscope/blob/main/docs/changelog.md)
- [Commits](agentscope-ai/agentscope@v1.0.18...v1.0.19.post1)

---
updated-dependencies:
- dependency-name: agentscope
  dependency-version: 1.0.19.post1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

pyproject.toml

@@ -6,7 +6,7 @@ readme = "README.md"
 requires-python = ">=3.10,<3.14"
 license = {text = "Apache-2.0"}
 dependencies = [
-    "agentscope==1.0.18",
+    "agentscope==1.0.19.post1",
     "agentscope-runtime==1.1.3",
     "exceptiongroup>=1.2.0; python_version < '3.11'",
     "uvicorn>=0.40.0",