Remove setting of prog_name, this implies that an executable named …

…`morpheus_llm` exists (#1759)

The prog_name was appearing in help strings, ex:
```
python examples/llm/main.py vdb_upload --help
```

## By Submitting this PR I confirm:
- I am familiar with the [Contributing Guidelines](https://github.com/nv-morpheus/Morpheus/blob/main/docs/source/developer_guide/contributing.md).
- When the PR is ready for review, new or existing tests cover these changes.
- When the PR is ready for review, the documentation is up to date with these changes.

Authors:
  - David Gardner (https://github.com/dagardner-nv)

Approvers:
  - Michael Demoret (https://github.com/mdemoret-nv)

URL: #1759

examples/llm/main.py

@@ -26,7 +26,7 @@ def run_cli():
 
     from llm.cli import cli
 
-    cli(obj={}, auto_envvar_prefix='MORPHEUS_LLM', show_default=True, prog_name="morpheus_llm")
+    cli(obj={}, auto_envvar_prefix='MORPHEUS_LLM', show_default=True)
 
 
 if __name__ == '__main__':