refactor: make export audio consistent to preview

fixes audio export issue with .mkv files

apps/web/src/services/renderer/scene-exporter.ts

@@ -13,11 +13,9 @@ import {
 	QUALITY_VERY_HIGH,
 } from "mediabunny";
 import type { RootNode } from "./nodes/root-node";
+import type { ExportFormat, ExportQuality } from "@/types/export";
 import { CanvasRenderer } from "./canvas-renderer";
 
-export type ExportFormat = "mp4" | "webm";
-export type ExportQuality = "low" | "medium" | "high" | "very_high";
-
 type ExportParams = {
 	width: number;
 	height: number;