[Bug Report] Example notebook has incorrectly formatted serving.properties

[juscou]

Link to the notebook
Add the link to the notebook.

Describe the bug
The example serving.properties written by this notebook is using spaces before and after the equals sign, which makes DJL ignore those values. E.g. key = value (incorrect) vs. key=value (correct).

To reproduce
N/A, see above

Logs
N/A, see above.