Improve operatorhub resource docs
## OperatorHub Resources
-[OperatorHub.io](https://operatorhub.io)b is a place where K8s community share Operators. API Operator is available in OperatorHub and is compatible with Operator Lifecycle Manager.
+[OperatorHub.io](https://operatorhub.io) is a place where K8s community share Operators. API Operator is available in OperatorHub and is compatible with Operator Lifecycle Manager.
For more information please visit [OperatorHub](https://operatorhub.io/operator/apim-operator)
