chore(pre-commit): update jackdewinter/pymarkdown to v0.9.29

Author: renovate[bot]

.pre-commit-config.yaml

@@ -23,7 +23,7 @@ repos:
       - id: gitlint
 
   - repo: https://github.com/jackdewinter/pymarkdown
-    rev: 0.9.0
+    rev: v0.9.29
     hooks:
       - id: pymarkdown
         entry: pymarkdown