chore(deps): update dependency isort to v5.11.4

This MR contains the following updates:

Package	Change	Age	Adoption	Passing	Confidence
isort (source, changelog)	==5.11.3 -> ==5.11.4

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Release Notes

pycqa/isort

v5.11.4

Compare Source

• Fixed #​2038 (again): stop installing documentation files to top-level site-packages (#​2057) @​mgorny
  • CI: only run release workflows for upstream (#​2052) @​hugovk
  • Tests: remove obsolete toml import from the test suite (#​1978) @​mgorny
  • CI: bump Poetry 1.3.1 (#​2058) @​staticdev

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