Fix IT

Signed-off-by: John Mazanec <[email protected]>

src/test/java/org/opensearch/knn/index/OpenSearchIT.java

@@ -326,8 +326,8 @@ public void testVectorMappingValidation_invalidDimension() {
             containsString(
                 "Dimension value cannot be greater than "
                     + KNNEngine.getMaxDimensionByEngine(KNNEngine.DEFAULT)
-                    + " for vector: "
-                    + FIELD_NAME
+                    + " for vector with engine: "
+                    + KNNEngine.DEFAULT.getName()
             )
         );
     }