Fix typo in assert_pacemaker method of FuelWebClient
Fix typo in assert_pacemaker method of FuelWebClient

Change-Id: I71abb01f3a5c86c10f141d8476b500d2099f4398

ddepaoli3/fuel-main-dev,ddepaoli3/fuel-main-dev,eayunstack/fuel-main,AnselZhangGit/fuel-main,zhaochao/fuel-main,SergK/fuel-main,Fiware/ops.Fuel-main-dev,AnselZhangGit/fuel-main,huntxu/fuel-main,zhaochao/fuel-main,AnselZhangGit/fuel-main,SmartInfrastructures/fuel-main-dev,SergK/fuel-main,zhaochao/fuel-main,zhaochao/fuel-main,stackforge/fuel-main,Fiware/ops.Fuel-main-dev,dancn/fuel-main-dev,ddepaoli3/fuel-main-dev,Fiware/ops.Fuel-main-dev,SmartInfrastructures/fuel-main-dev,dancn/fuel-main-dev,SergK/fuel-main,teselkin/fuel-main,dancn/fuel-main-dev,teselkin/fuel-main,teselkin/fuel-main,ddepaoli3/fuel-main-dev,dancn/fuel-main-dev,stackforge/fuel-main,eayunstack/fuel-main,SmartInfrastructures/fuel-main-dev,teselkin/fuel-main,eayunstack/fuel-main,stackforge/fuel-main,huntxu/fuel-main,Fiware/ops.Fuel-main-dev,huntxu/fuel-main,zhaochao/fuel-main,AnselZhangGit/fuel-main,SmartInfrastructures/fuel-main-dev