Refresh mkdocs dependencies

Author: mdmintz

mkdocs_build/requirements.txt

@@ -1,9 +1,9 @@
 # mkdocs dependencies for generating the seleniumbase.io website
-# Minimum Python version: 3.9 (for generating docs only)
+# Minimum Python version: 3.10 (for generating docs only)
 
 regex>=2025.9.18
 pymdown-extensions>=10.16.1
-pipdeptree>=2.28.0
+pipdeptree>=2.29.0
 python-dateutil>=2.8.2
 Markdown==3.9
 click==8.3.0