Bump pyfakefs from 5.3.5 to 5.4.0 (#173)

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

Author: dependabot[bot]

pyproject.toml

@@ -30,7 +30,7 @@ dependencies = [
 
 
 [project.optional-dependencies]
-tests = ["pytest==8.1.1", "pytest-cov==5.0.0", "pyfakefs==5.3.5"]
+tests = ["pytest==8.1.1", "pytest-cov==5.0.0", "pyfakefs==5.4.0"]
 
 doc = [
     "Sphinx==7.2.6",