build(deps): update flake8 requirement from <7,>=5.0.4 to >=5.0.4,<8 (#20)

Updates the requirements on [flake8](https://github.com/pycqa/flake8) to permit the latest version.
- [Commits](PyCQA/flake8@5.0.4...7.0.0)

---
updated-dependencies:
- dependency-name: flake8
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: William Bergamin <wbergamin@salesforce.com>

Author: dependabot[bot]

requirements/format.txt

@@ -1,4 +1,4 @@
 black
-flake8>=5.0.4, <7;
+flake8>=5.0.4, <8;
 pytype; (python_version<"3.11" or python_version>"3.11")
 pytype==2024.1.24; python_version=="3.11"