Added placeholders in dynamic group and policies

Author: sachin-pikle

oci-build-examples/oci_devops_build_with_graalenterprise/README.md

@@ -51,7 +51,7 @@ ALL {resource.type = 'devopsbuildpipeline', resource.compartment.id = '<YOUR_COM
 ALL {resource.type = 'devopsrepository', resource.compartment.id = '<YOUR_COMPARMENT_OCID>'}
 ```
 
-- Create an OCI policy and add the following policies. Replace `<YOUR_DynamicGroup_NAME>` with the name of your dynamic group, and `<YOUR_COMPARTMENT_NAME>` with the name of your compartment. - https://docs.cloud.oracle.com/iaas/Content/Identity/Concepts/policies.htm
+- Create an OCI policy and add the following policy statements. Replace `<YOUR_DynamicGroup_NAME>` with the name of your dynamic group, and `<YOUR_COMPARTMENT_NAME>` with the name of your compartment. - https://docs.cloud.oracle.com/iaas/Content/Identity/Concepts/policies.htm
 
 ```markdown
 Allow dynamic-group <YOUR_DynamicGroup_NAME> to manage repos in compartment <YOUR_COMPARTMENT_NAME>