Implement INT Telemetry Reporting functionality

[ONOS-7335] Add telemetry reporting functionality to basic int.p4

Change-Id: I3ddd776857598d0b9c1bb70aab22a302c0d6bcc0
diff --git a/pipelines/basic/src/main/resources/include/int_source.p4 b/pipelines/basic/src/main/resources/include/int_source.p4
index 1f16ba8..6fd2730 100644
--- a/pipelines/basic/src/main/resources/include/int_source.p4
+++ b/pipelines/basic/src/main/resources/include/int_source.p4
@@ -110,7 +110,7 @@
     }
     table tb_set_sink {
         key = {
-            standard_metadata.egress_port: exact;
+            standard_metadata.egress_spec: exact;
         }
         actions = {
             int_set_sink;