feat(core): Improvements/overhaul for nodes working with binary data (#7651)

Github issue / Community forum post (link here to close automatically):

---------

Co-authored-by: Giulio Andreini <andreini@netseven.it>
Co-authored-by: Marcus <marcus@n8n.io>

packages/nodes-base/nodes/Xml/Xml.node.json

@@ -19,6 +19,6 @@
 	},
 	"alias": ["Parse"],
 	"subcategories": {
-		"Core Nodes": ["Files", "Data Transformation"]
+		"Core Nodes": ["Data Transformation"]
 	}
 }

packages/nodes-base/nodes/Xml/Xml.node.ts

@@ -42,6 +42,18 @@ export class Xml implements INodeType {
 				default: 'xmlToJson',
 				description: 'From and to what format the data should be converted',
 			},
+			{
+				displayName:
+					"If your XML is inside a binary file, use the 'Extract From File' node to convert it to text first",
+				name: 'xmlNotice',
+				type: 'notice',
+				default: '',
+				displayOptions: {
+					show: {
+						mode: ['xmlToJson'],
+					},
+				},
+			},
 
 			// ----------------------------------
 			//         option:jsonToxml