HV-1480 We expect at least one node in the path so let's initialize the

list with one element

It doesn't seem necessary to consider more elements as the list will be
copied when new nodes will be added.

engine/src/main/java/org/hibernate/validator/internal/engine/path/PathImpl.java

@@ -358,7 +358,7 @@ private PathImpl(PathImpl path) {
 	}
 
 	private PathImpl() {
-		nodeList = new ArrayList<>();
+		nodeList = new ArrayList<>( 1 );
 		hashCode = -1;
 		nodeListRequiresCopy = false;
 	}