Update Facemark examples with latest API changes in OpenCV

Author: saudet

samples/KazemiFacemarkExample.java

@@ -72,3 +72,4 @@ public static void main(String[] args) throws IOException, URISyntaxException, I
         // Save results
         imwrite ("kazemi_landmarks.jpg", img);
     }
+}

samples/LBFFacemarkExampleWithVideo.java

@@ -73,7 +73,7 @@ public static void main(String[] args) throws IOException, URISyntaxException, I
                 Point2fVectorVector landmarks = new Point2fVectorVector();
 
                 // Run landmark detector
-                boolean success = facemark.fit(frame, faces, landmarks, null);
+                boolean success = facemark.fit(frame, faces, landmarks);
 
                 if(success) {
                     // If successful, render the landmarks on the face