add key parameter to PathIntent and MplsPathIntent constructors

Change-Id: I157c1e3e10dc3e3ebc1dbc6f9a1c9fe769337ee3
diff --git a/core/api/src/test/java/org/onosproject/net/intent/PathIntentTest.java b/core/api/src/test/java/org/onosproject/net/intent/PathIntentTest.java
index dfbc184..9e67534 100644
--- a/core/api/src/test/java/org/onosproject/net/intent/PathIntentTest.java
+++ b/core/api/src/test/java/org/onosproject/net/intent/PathIntentTest.java
@@ -62,12 +62,14 @@
         assertEquals("incorrect match", MATCH, intent.selector());
         assertEquals("incorrect action", NOP, intent.treatment());
         assertEquals("incorrect path", PATH1, intent.path());
+        assertEquals("incorrect key", KEY, intent.key());
     }
 
     @Override
     protected PathIntent createOne() {
         return PathIntent.builder()
                 .appId(APPID)
+                .key(KEY)
                 .selector(MATCH)
                 .treatment(NOP)
                 .path(PATH1)