chore(deps): update pre-commit hook abravalheri/validate-pyproject to v0.26 (#174)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

.pre-commit-config.yaml

@@ -36,7 +36,7 @@ repos:
   hooks:
   - id: toml-sort-fix
 - repo: https://github.com/abravalheri/validate-pyproject
-  rev: v0.25
+  rev: 0.26
   hooks:
   - id: validate-pyproject
 - repo: https://github.com/executablebooks/mdformat