Adusted log-levels in flow store and packet manager.

Change-Id: I38748bfddfe1aae66bd8a6a9086575dc2e155078
diff --git a/core/store/dist/src/main/java/org/onosproject/store/flow/impl/NewDistributedFlowRuleStore.java b/core/store/dist/src/main/java/org/onosproject/store/flow/impl/NewDistributedFlowRuleStore.java
index 444441b..de7a3ac 100644
--- a/core/store/dist/src/main/java/org/onosproject/store/flow/impl/NewDistributedFlowRuleStore.java
+++ b/core/store/dist/src/main/java/org/onosproject/store/flow/impl/NewDistributedFlowRuleStore.java
@@ -319,7 +319,7 @@
         NodeId master = mastershipService.getMasterFor(rule.deviceId());
 
         if (master == null) {
-            log.warn("Failed to getFlowEntry: No master for {}", rule.deviceId());
+            log.debug("Failed to getFlowEntry: No master for {}", rule.deviceId());
             return null;
         }
 
@@ -345,7 +345,7 @@
         NodeId master = mastershipService.getMasterFor(deviceId);
 
         if (master == null) {
-            log.warn("Failed to getFlowEntries: No master for {}", deviceId);
+            log.debug("Failed to getFlowEntries: No master for {}", deviceId);
             return Collections.emptyList();
         }