enable header anchor generation up to depth=2

Signed-off-by: Karl W. Schulz <karl.schulz@amd.com>

src/docs/conf.py

@@ -52,6 +52,8 @@ extensions = [
     "myst_parser",
 ]
 
+myst_heading_anchors = 2
+
 # Add any paths that contain templates here, relative to this directory.
 templates_path = ["_templates"]