Changing 'DataPlane'

The only DataPlane effect that would be in question here is the ANM one, but we don't use the DP term externally-- changing it to RP mode

Author: nehakulkarni123

articles/governance/policy/concepts/policy-applicability.md

@@ -21,7 +21,7 @@ Condition(s) in the `if` block of the policy rule are evaluated for applicabilit
 > [!NOTE]
 > Applicability is different from compliance, and the logic used to determine each is different. If a resource is **applicable** that means it is relevant to the policy. If a resource is **compliant** that means it adheres to the policy. Sometimes only certain conditions from the policy rule impact applicability, while all conditions of the policy rule impact compliance state.
 
-## Applicability logic for Append/Modify/Audit/Deny/DataPlane effects
+## Applicability logic for Append/Modify/Audit/Deny/RP Mode specific effects
 
 Azure Policy evaluates only `type`, `name`, and `kind` conditions in the policy rule `if` expression and treats other conditions as true (or false when negated). If the final evaluation result is true, the policy is applicable. Otherwise, it's not applicable.