fix error message for snippet validation

packages/svelte/src/internal/client/validate.js

@@ -119,7 +119,7 @@ export function add_snippet_symbol(fn) {
 export function validate_snippet(snippet_fn) {
 	if (snippet_fn[symbol] !== true) {
 		throw new Error(
-			'The argument to `{@html ...}` must be a snippet function, not a component or some other kind of function. ' +
+			'The argument to `{@render ...}` must be a snippet function, not a component or some other kind of function. ' +
 				'If you want to dynamically render one snippet or another, use `$derived` and pass its result to `{@render ...}`.'
 		);
 	}

packages/svelte/tests/runtime-runes/samples/snippet-validation-error/_config.js

@@ -5,6 +5,6 @@ export default test({
 		dev: true
 	},
 	error:
-		'The argument to `{@html ...}` must be a snippet function, not a component or some other kind of function. ' +
+		'The argument to `{@render ...}` must be a snippet function, not a component or some other kind of function. ' +
 		'If you want to dynamically render one snippet or another, use `$derived` and pass its result to `{@render ...}`.'
 });