refactor(core): Deprecate prepareOutputData (no-changelog) (#7091)

packages/node-dev/README.md

@@ -114,7 +114,7 @@ export class MyNode implements INodeType {
 			item.json['myString'] = myString;
 		}
 
-		return this.prepareOutputData(items);
+		return [items];
 
 	}
 }

packages/node-dev/templates/execute/simple.ts

@@ -48,6 +48,6 @@ export class ClassNameReplace implements INodeType {
 			item.json.myString = myString;
 		}
 
-		return this.prepareOutputData(items);
+		return [items];
 	}
 }