Add key to default password warning component
Add key to default password warning component

to suppress a warning from React

Related to blueprint default-fuel-master-password

Change-Id: I89d883ac217a56fed15405f40e5669bcc18cb6b6

eayunstack/fuel-web,huntxu/fuel-web,eayunstack/fuel-web,eayunstack/fuel-web,eayunstack/fuel-web,huntxu/fuel-web,SmartInfrastructures/fuel-web-dev,SmartInfrastructures/fuel-web-dev,huntxu/fuel-web,huntxu/fuel-web,stackforge/fuel-web,SmartInfrastructures/fuel-web-dev,SmartInfrastructures/fuel-web-dev,huntxu/fuel-web,eayunstack/fuel-web,stackforge/fuel-web,stackforge/fuel-web,SmartInfrastructures/fuel-web-dev