Bump flake8 from 6.0.0 to 7.0.0 (#2147)

Bumps [flake8](https://github.com/pycqa/flake8) from 6.0.0 to 7.0.0.
- [Commits](PyCQA/flake8@6.0.0...7.0.0)

---
updated-dependencies:
- dependency-name: flake8
  dependency-type: direct:development
  update-type: version-update:semver-major
...

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

dev_requirements.txt

@@ -11,7 +11,7 @@ amazon-braket-sdk~=1.65.1
 pytest==7.1.3
 pytest-xdist[psutil]==3.0.2
 pytest-cov==4.0.0
-flake8==6.0.0
+flake8==7.0.0
 black==22.10
 mypy==1.0.0
 isort==5.13.2