chore: removed deprecated config.package type (#11462)

Support for config.package was removed in #8922 (10 month ago) but the type declaration survived the svelte-kit v2 major version, which was an oversight

Author: GauBen

.changeset/swift-gifts-end.md

@@ -0,0 +1,5 @@
+---
+"@sveltejs/kit": patch
+---
+
+chore: removed deprecated config.package type

packages/kit/src/exports/public.d.ts

@@ -179,14 +179,6 @@ export interface Config {
 	extensions?: string[];
 	/** SvelteKit options */
 	kit?: KitConfig;
-	/** [`@sveltejs/package`](/docs/packaging) options. */
-	package?: {
-		source?: string;
-		dir?: string;
-		emitTypes?: boolean;
-		exports?(filepath: string): boolean;
-		files?(filepath: string): boolean;
-	};
 	/** Preprocessor options, if any. Preprocessing can alternatively also be done through Vite's preprocessor capabilities. */
 	preprocess?: any;
 	/** `vite-plugin-svelte` plugin options. */

packages/kit/types/index.d.ts

@@ -161,14 +161,6 @@ declare module '@sveltejs/kit' {
 		extensions?: string[];
 		/** SvelteKit options */
 		kit?: KitConfig;
-		/** [`@sveltejs/package`](/docs/packaging) options. */
-		package?: {
-			source?: string;
-			dir?: string;
-			emitTypes?: boolean;
-			exports?(filepath: string): boolean;
-			files?(filepath: string): boolean;
-		};
 		/** Preprocessor options, if any. Preprocessing can alternatively also be done through Vite's preprocessor capabilities. */
 		preprocess?: any;
 		/** `vite-plugin-svelte` plugin options. */