test: fix test_capture assertion to match updated install hint

The SetupError message was updated to recommend
`pip install "inference-endpoint[sysinfo]"` instead of
`pip install mlc-scripts`, but the test regex was not updated,
causing CI to fail.

Co-Authored-By: Claude Sonnet 4.6 <noreply@anthropic.com>

Author: anandhu-eng

tests/unit/sys_info/test_capture.py

@@ -203,7 +203,7 @@ def test_mlcflow_not_installed_raises_setup_error(self, tmp_path: Path) -> None:
             from inference_endpoint.sys_info import capture as capture_mod
 
             importlib.reload(capture_mod)
-            with pytest.raises(SetupError, match="pip install mlc-scripts"):
+            with pytest.raises(SetupError, match=r"pip install.*inference-endpoint\[sysinfo\]"):
                 capture_mod.capture_system_info(cfg, output_dir=tmp_path)
 
     @pytest.mark.unit