Add V0.5 image: special release for enabling arc

This release is a special version release as it has a breaking change, and a plan of action is discussed further in detail here: #99

Key contributors for this release: @sophsoph321 and @arnaud-tincelin thank you so much🙏 🎉

• Fix: remove hardcoded path to kubeconfig file (#96)
• Remove docker collector (#97)

(Image tag:aksrepos.azurecr.io/staging/aks-periscope:0.5)