temporary logging to debug issue

Signed-off-by: Luis Augenstein <luis.augenstein@tngtech.com>

Author: augelu-tng

sbom/lib/sbom/spdx_graph.py

@@ -153,6 +153,9 @@ def _build_kernel_file_graph(
     for node in iter_cmd_graph(cmd_graph):
         if len(node.children) == 0:
             continue
+        if file_elements[node.absolute_path].is_root:
+            logging.info(f"Processing Root: {node.absolute_path}")
+
         output_filename = file_elements[node.absolute_path].name
         build_element = Build(
             spdxId=generate_spdx_id("build_Build", f"{output_filename}"),