Enable ONNX --half FP16 inference (#6268)

* Enable ONNX ``--half` FP16 inference

* [pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

Co-authored-by: pre-commit-ci[bot] <66853113+pre-commit-ci[bot]@users.noreply.github.com>

tutorial.ipynb

@@ -1099,4 +1099,4 @@
       "outputs": []
     }
   ]
-}
+}