[Feat] Provide a helm chart url for helm install online

[xueliangyang-oeuler]

e.g helm repo add chaosblade https://operator.chaosblade.io/

[MandssS]

Hello, I am very glad to receive your proposal. We will discuss its implementation in the future. If you have specific ideas for the landing of this piece, you can also implement it directly.

[fourierr]

good feature

[xueliangyang-oeuler]

Here I provide one implementation: https://github.com/oeular/chaosblade-operator.