update the warning message

src/compiler/compile/nodes/Element.ts

@@ -451,8 +451,8 @@ export default class Element extends Node {
 
 			if (react_attributes.has(attribute.name)) {
 				component.warn(attribute, {
-					code: 'use-the-platform',
+					code: 'invalid-html-attribute',
-					message: `'${attribute.name}' is not a valid html attribute. Did you mean '${react_attributes.get(attribute.name)}'? If you are a recovering React developer, remember, Svelte actually uses the web platform.`
+					message: `'${attribute.name}' is not a valid html attribute. Did you mean '${react_attributes.get(attribute.name)}'?`
 				});
 			}
 

test/validator/samples/use-the-platform/warnings.json

@@ -1,7 +1,7 @@
 [
 	{
-		"code": "use-the-platform",
+		"code": "invalid-html-attribute",
-		"message": "'className' is not a valid html attribute. Did you mean 'class'? If you are a recovering React developer, remember, Svelte actually uses the web platform.",
+		"message": "'className' is not a valid html attribute. Did you mean 'class'?",
 		"pos": 5,
 		"start": {
 			"character": 5,
@@ -15,8 +15,8 @@
 		}
 	},
 	{
-		"code": "use-the-platform",
+		"code": "invalid-html-attribute",
-		"message": "'htmlFor' is not a valid html attribute. Did you mean 'for'? If you are a recovering React developer, remember, Svelte actually uses the web platform.",
+		"message": "'htmlFor' is not a valid html attribute. Did you mean 'for'?",
 		"pos": 35,
 		"start": {
 			"character": 35,