fix: regenerate types

Author: paoloricciuti

packages/svelte/types/index.d.ts

@@ -1527,6 +1527,7 @@ declare module 'svelte/compiler' {
 		accessors?: boolean;
 		preserveWhitespace?: boolean;
 		namespace?: Namespace;
+		css?: 'injected' | 'external';
 		customElement?: {
 			tag: string;
 			shadow?: 'open' | 'none';