Updating test sources in several BUCK files

Change-Id: I17b83cb978f7b8fc1d31a1e96bec59a077dbdfbb
diff --git a/providers/openflow/group/BUCK b/providers/openflow/group/BUCK
index 98cd938..6e1f55a 100644
--- a/providers/openflow/group/BUCK
+++ b/providers/openflow/group/BUCK
@@ -1,5 +1,5 @@
 SRC = 'src/main/java/org/onosproject/**/'
-TEST = 'src/main/java/org/onosproject/**/'
+TEST = 'src/test/java/org/onosproject/**/'
 
 CURRENT_NAME = 'onos-of-provider-group'
 CURRENT_TARGET = ':' + CURRENT_NAME