Add note on kubernetes on Mac and Windows

Author: J12934

docs/developer-guide/README.md

@@ -11,8 +11,8 @@ To build the operator you will need to install [Go](https://golang.org/).
 
 #### Minikube or Kind
 
-For local development we recommend to use [Minikube](https://kubernetes.io/docs/tasks/tools/install-minikube/) or [kind](https://github.com/kubernetes-sigs/kind).
-Both projects will enable you to run a local kubernetes cluster on your development machine.
+For local development we recommend to use [Minikube](https://kubernetes.io/docs/tasks/tools/install-minikube/) or [kind](https://github.com/kubernetes-sigs/kind). If you are using MacOS or Windows you can also use the kubernetes cluster included within Docker for Mac/Windows.
+All of these tools will enable you to run a local kubernetes cluster on your development machine.
 
 #### Operating your local kubernetes cluster
 
@@ -97,4 +97,4 @@ We're using snake_case (lower case) for json attributes. If an enum type is used
     },
     "location": "tcp://127.0.0.1:3306"
   }
-```
+```