Merge ashsong_develop branch into main (#3)

This PR merges fixes and improvements from the `ashong_develop` branch into `main`.

- Remove unused data files, including SBOMs, input messages, and outdated validation file
- Add warning to quick start notebook about non-deterministic outputs
- Remove unnecessary `debug_input` stage in `input.py`
- Major improvements to `README` to address developer review feedback

Author: ashsong-nv

README.md

@@ -62,7 +62,7 @@
   },
   "input": {
     "_type": "file",
-    "file": "data/input_messages/rapidsai:23.08-cuda11.8-py3.10.json"
+    "file": "data/input_messages/morpheus:23.11-runtime.json"
   },
   "output": {
     "_type": "file",