Bump flake8 from 5.0.4 to 6.0.0

Bumps [flake8](https://github.com/pycqa/flake8) from 5.0.4 to 6.0.0.
- [Release notes](https://github.com/pycqa/flake8/releases)
- [Commits](PyCQA/flake8@5.0.4...6.0.0)

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

Signed-off-by: dependabot[bot] <[email protected]>

.pre-commit-config.yaml

@@ -118,9 +118,9 @@ repos:
     rev: 6.10.0
     hooks:
       - id: pip-compile
-        entry: pip-compile -q --strip-extras --no-annotate --output-file=requirements.txt tools/opts.txt setup.cfg --extra docs --extra test --extra lint
+        entry: pip-compile -q --resolver=backtracking --strip-extras --no-annotate --output-file=requirements.txt tools/opts.txt setup.cfg --extra docs --extra test --extra lint
       - id: pip-compile
         name: pip-compile-upgrade
-        entry: pip-compile -q --strip-extras -q --upgrade --no-annotate --output-file=requirements.txt tools/opts.txt setup.cfg --extra docs --extra test --extra lint
+        entry: pip-compile -q  --resolver=backtracking --strip-extras -q --upgrade --no-annotate --output-file=requirements.txt tools/opts.txt setup.cfg --extra docs --extra test --extra lint
         files: ^(setup\.cfg|requirements.txt|constraints\.txt)$
         stages: [manual]

requirements.txt

@@ -2,7 +2,7 @@
 # This file is autogenerated by pip-compile with python 3.8
 # To update, run:
 #
-#    pip-compile --extra=docs --extra=lint --extra=test --no-annotate --output-file=requirements.txt --strip-extras setup.cfg tools/opts.txt
+#    pip-compile --extra=docs --extra=lint --extra=test --no-annotate --output-file=requirements.txt --resolver=backtracking --strip-extras setup.cfg tools/opts.txt
 #
 alabaster==0.7.12
 ansi2html==1.8.0
@@ -32,7 +32,7 @@ enrich==1.2.7
 exceptiongroup==1.0.3
 execnet==1.9.0
 filelock==3.8.0
-flake8==5.0.4
+flake8==6.0.0
 identify==2.5.9
 idna==3.4
 imagesize==1.4.1
@@ -55,9 +55,9 @@ pluggy==1.0.0
 pre-commit==2.20.0
 ptyprocess==0.7.0
 py==1.11.0
-pycodestyle==2.9.1
+pycodestyle==2.10.0
 pycparser==2.21
-pyflakes==2.5.0
+pyflakes==3.0.1
 pygments==2.13.0
 pyparsing==3.0.9
 pyrsistent==0.19.2