fix: add types for `part` attribute to svg attributes (#16499)

.changeset/seven-colts-obey.md

@@ -0,0 +1,5 @@
+---
+'svelte': patch
+---
+
+fix: add types for `part` attribute to svg attributes

packages/svelte/elements.d.ts

@@ -1553,6 +1553,7 @@ export interface SVGAttributes<T extends EventTarget> extends AriaAttributes, DO
 	height?: number | string | undefined | null;
 	id?: string | undefined | null;
 	lang?: string | undefined | null;
+	part?: string | undefined | null;
 	max?: number | string | undefined | null;
 	media?: string | undefined | null;
 	// On the `textPath` element