[Lorenz] Print stderr of when subprocess fails during graph generation

e.output only includes stdout. Some errors are shown in stdout and
others in stderr, so print both.

Bug: 1111056
Change-Id: Ie83c070c726f62771eb6fc0750b60568f5dc0a48
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2366663
Commit-Queue: Henrique Nakashima <hnakashima@chromium.org>
Reviewed-by: Mohamed Heikal <mheikal@chromium.org>
Cr-Commit-Position: refs/heads/master@{#800583}

tools/android/dependency_analysis/generate_json_dependency_graph.py

@@ -98,7 +98,9 @@ def _run_command(command: List[str]) -> str:
                                     text=True,
                                     check=True)
     except subprocess.CalledProcessError as e:
-        print(f'{command} failed with error:\n{e.output}', file=sys.stderr)
+        print(f'{command} failed with code {e.returncode}.', file=sys.stderr)
+        print(f'\nSTDERR:\n{e.stderr}', file=sys.stderr)
+        print(f'\nSTDOUT:\n{e.stdout}', file=sys.stderr)
         raise
     return run_result.stdout