[pre-commit.ci] pre-commit autoupdate (#84)

updates:
- [github.com/python-jsonschema/check-jsonschema: 0.29.3 → 0.29.4](python-jsonschema/check-jsonschema@0.29.3...0.29.4)
- [github.com/executablebooks/mdformat: 0.7.17 → 0.7.18](hukkin/mdformat@0.7.17...0.7.18)

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

Author: pre-commit-ci[bot]

.pre-commit-config.yaml

@@ -19,7 +19,7 @@ repos:
   - id: check-yaml
 
 - repo: https://github.com/python-jsonschema/check-jsonschema
-  rev: 0.29.3
+  rev: 0.29.4
   hooks:
   - id: check-github-workflows
 
@@ -55,6 +55,6 @@ repos:
     exclude: shortcodes|plugins|CODE_OF_CONDUCT.rst
 
 - repo: https://github.com/executablebooks/mdformat
-  rev: 0.7.17
+  rev: 0.7.18
   hooks:
   - id: mdformat