Must use httpclient v4.3
Must use httpclient v4.3

If we use the latest version of httpclient, we hit the reported issue
https://github.com/helun/Ektorp/issues/222

[#118453075]

cloudfoundry-incubator/app-autoscaler,cloudfoundry-incubator/app-autoscaler,qibobo/app-autoscaler,pradyutsarma/app-autoscaler,cloudfoundry-incubator/app-autoscaler,cloudfoundry-incubator/app-autoscaler,qibobo/app-autoscaler,pradyutsarma/app-autoscaler,qibobo/app-autoscaler,pradyutsarma/app-autoscaler,qibobo/app-autoscaler,pradyutsarma/app-autoscaler