Merge pull request freqtrade#11686 from freqtrade/dependabot/pip/develop/pymdown-extensions-10.15

chore(deps): bump pymdown-extensions from 10.14.3 to 10.15

Author: xmatthias

docs/requirements-docs.txt

@@ -2,6 +2,6 @@ markdown==3.8
 mkdocs==1.6.1
 mkdocs-material==9.6.12
 mdx_truly_sane_lists==1.3
-pymdown-extensions==10.14.3
+pymdown-extensions==10.15
 jinja2==3.1.6
 mike==2.1.3