Revert "FlowRule equals() incorporates FlowId to factor in treatment."

Using Flow ID forces a dependency on the Group/App ID.

This reverts commit 38f8c232295c33a455887366469f81c874bdef94.

Change-Id: Ib08166c8f778228ebbb68f98c763fcc57a9d6771
diff --git a/core/api/src/main/java/org/onosproject/net/flow/DefaultFlowRule.java b/core/api/src/main/java/org/onosproject/net/flow/DefaultFlowRule.java
index cd937f4..e555794 100644
--- a/core/api/src/main/java/org/onosproject/net/flow/DefaultFlowRule.java
+++ b/core/api/src/main/java/org/onosproject/net/flow/DefaultFlowRule.java
@@ -203,8 +203,7 @@
             DefaultFlowRule that = (DefaultFlowRule) obj;
             return Objects.equals(deviceId, that.deviceId) &&
                     Objects.equals(priority, that.priority) &&
-                    Objects.equals(selector, that.selector) &&
-                    Objects.equals(id, that.id());
+                    Objects.equals(selector, that.selector);
 
         }
         return false;