Add vsc change event

Author: bendera

packages/lib/src/components/VscodeSplitLayout.ts

@@ -1,12 +1,17 @@
 import React from "react";
-import { createComponent } from "@lit/react";
+import { createComponent, EventName } from "@lit/react";
 import { VscodeSplitLayout as WC } from "@vscode-elements/elements";
+import { VscSplitLayoutChangeEvent } from "@vscode-elements/elements/dist/vscode-split-layout/vscode-split-layout";
 
 const VscodeSplitLayout = createComponent({
   tagName: "vscode-split-layout",
   elementClass: WC,
   react: React,
   displayName: "VscodeSplitLayout",
+  events: {
+    onVscSplitLayoutChange:
+      "vsc-split-layout-change" as EventName<VscSplitLayoutChangeEvent>,
+  },
 });
 
 export default VscodeSplitLayout;