Bump vulture from 2.5 to 2.6 (#608)

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

Author: dependabot[bot]

poetry.lock

@@ -48,7 +48,7 @@ pytest-cov = "^3.0.0"
 yamllint = "^1.28.0"
 pyupgrade = "^2.38.0"
 flake8-simplify = "^0.19.3"
-vulture = "^2.5"
+vulture = "^2.6"
 flake8-bandit = "^3.0.0"
 flake8-bugbear = "^22.9.11"
 flake8-builtins = "^1.5.3"