Fixed equals operator for top level node

pkg/yqlib/operator_assign.go

@@ -32,11 +32,7 @@ func assignUpdateOperator(d *dataTreeNavigator, matchingNodes *list.List, pathNo
 			candidate.UpdateFrom(rhsCandidate)
 		}
 	}
-	// // if there was nothing given, perhaps we are creating a new yaml doc
-	// if matchingNodes.Len() == 0 {
-	// 	log.Debug("started with nothing, returning LHS, %v", lhs.Len())
-	// 	return lhs, nil
-	// }
+
 	return matchingNodes, nil
 }