Adding text about OLMv1 commands to the Readme

Signed-off-by: Lalatendu Mohanty <lmohanty@redhat.com>

Author: LalatenduMohanty

README.md

@@ -5,12 +5,22 @@ for Operators in your cluster. It simplifies adding and removing Operator
 catalogs, and it has familiar commands for installing, uninstalling, and
 listing available and installed Operators.
 
+kubectl operator can be used for both OLM VO and V1.
+
+To see the OLM V1 related commands , run
+
+```
+kubectl operator olmv1 --help
+
+```
 
 > **NOTE**: This plugin requires Operator Lifecycle Manager to be installed in your
 cluster. See the OLM installation instructions [here](https://olm.operatorframework.io/docs/getting-started/)
 
 ## Demo
 
+### OLM V0
+
 ![asciicast](assets/demo/demo.gif)
 
 ## Install