Create an influxdb user
Create an influxdb user

Ensures the debian package provided user does not cause conflicts with
the current service setup.

tomreay/influxdb-formula,saltstack-formulas/influxdb-formula,llevar/influxdb-formula,gerhardqux/influxdb-formula,llevar/influxdb-formula,saltstack-formulas/influxdb-formula,seegno/influxdb-formula,unicalabs/influxdb-formula,saltstack-formulas/influxdb-formula,tomreay/influxdb-formula,seegno/influxdb-formula,saltstack-formulas/influxdb-formula,gerhardqux/influxdb-formula,seegno/influxdb-formula,unicalabs/influxdb-formula