chore(deps): bump isort from 6.0.1 to 8.0.1

Bumps [isort](https://github.com/PyCQA/isort) from 6.0.1 to 8.0.1.
- [Release notes](https://github.com/PyCQA/isort/releases)
- [Changelog](https://github.com/PyCQA/isort/blob/main/CHANGELOG.md)
- [Commits](PyCQA/isort@6.0.1...8.0.1)

---
updated-dependencies:
- dependency-name: isort
  dependency-version: 8.0.1
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

requirements/base.txt

@@ -1,5 +1,5 @@
 
-isort==6.0.1
+isort==8.0.1
 langchain==1.3.4
 langchain-community==0.4.1
 langchain-core==1.2.24

requirements/local.txt

@@ -12,7 +12,7 @@ black==26.5.1
 flake8==7.3.0
 flake8-coding==1.3.2
 pre-commit==4.5.1
-isort==6.0.1
+isort==8.0.1
 mypy==2.1.0
 pylint==4.0.5
 bandit==1.9.3