[ONOS-4636]YANG Grouping linking bug fix + YANG Code review comment fix

Change-Id: I68ee8dd08266a02593e217cef1a9bb010037d673
diff --git a/src/test/java/org/onosproject/yangutils/linker/RestrictionResolutionTest.java b/src/test/java/org/onosproject/yangutils/linker/RestrictionResolutionTest.java
index 7b1eeaf..1be5b25 100644
--- a/src/test/java/org/onosproject/yangutils/linker/RestrictionResolutionTest.java
+++ b/src/test/java/org/onosproject/yangutils/linker/RestrictionResolutionTest.java
@@ -40,11 +40,11 @@
 import static org.hamcrest.MatcherAssert.assertThat;
 import static org.hamcrest.core.Is.is;
 import static org.hamcrest.core.IsNull.notNullValue;
+import static org.onosproject.yangutils.linker.ResolvableStatus.RESOLVED;
 import static org.onosproject.yangutils.datamodel.YangDataTypes.DERIVED;
 import static org.onosproject.yangutils.datamodel.YangDataTypes.INT32;
 import static org.onosproject.yangutils.datamodel.YangDataTypes.STRING;
 import static org.onosproject.yangutils.datamodel.YangNodeType.MODULE_NODE;
-import static org.onosproject.yangutils.linker.impl.ResolvableStatus.RESOLVED;
 
 /**
  * Test cases for testing restriction resolution.