ex11-bmi-mmols-single_dlp.ipynb outputs deprecation warnings when phreeqcrm is imported

[scharlton2]

Output:

<frozen importlib._bootstrap>:488: DeprecationWarning: builtin type SwigPyPacked has no __module__ attribute
<frozen importlib._bootstrap>:488: DeprecationWarning: builtin type SwigPyObject has no __module__ attribute