COMPMID-1637 - Add ROIAlign operator to the graph API

Change-Id: I8a9b1e16d90b9d99a6ff2a442347748432723b14
diff --git a/arm_compute/graph/TypePrinter.h b/arm_compute/graph/TypePrinter.h
index b7dc2bb..c66f9cb 100644
--- a/arm_compute/graph/TypePrinter.h
+++ b/arm_compute/graph/TypePrinter.h
@@ -122,6 +122,9 @@
         case NodeType::ResizeLayer:
             os << "ResizeLayer";
             break;
+        case NodeType::ROIAlignLayer:
+            os << "ROIAlignLayer";
+            break;
         case NodeType::SoftmaxLayer:
             os << "SoftmaxLayer";
             break;