Add NPM keyword IoT

Author: Alkarex

package-lock.json

@@ -1,6 +1,6 @@
 {
 	"name": "node-red-contrib-json-multi-schema",
-	"version": "1.4.0",
+	"version": "1.4.1",
 	"description": "Generic JSON data pipeline tools, with dynamic transformation (using JSONata rules), resolving JSON Schema (using JSONata rules), and then validation (using JSON Schema). For Node-RED and for command-line.",
 	"main": "index.js",
 	"readmeFilename": "readme.md",
@@ -13,6 +13,7 @@
 		"transform",
 		"JSON",
 		"JSONata",
+		"IoT",
 		"node-red",
 		"nodered"
 	],