Update test to raise`DatabaseError` in `get_user_info` instead of `OperationalError` which only occurred in Django 1.6.
Update test to raise`DatabaseError` in `get_user_info` instead of `OperationalError` which only occurred in Django 1.6.

daikeren/opbeat_python,patrys/opbeat_python,beniwohli/apm-agent-python,beniwohli/apm-agent-python,tarkatronic/opbeat_python,patrys/opbeat_python,dirtycoder/opbeat_python,daikeren/opbeat_python,ticosax/opbeat_python,dirtycoder/opbeat_python,daikeren/opbeat_python,patrys/opbeat_python,ticosax/opbeat_python,patrys/opbeat_python,ticosax/opbeat_python,beniwohli/apm-agent-python,beniwohli/apm-agent-python,tarkatronic/opbeat_python,tarkatronic/opbeat_python,dirtycoder/opbeat_python