Fix: Learnt the correct Type

Author: Ayplow

index.d.ts

@@ -198,8 +198,8 @@ declare module "node-sass" {
   }
   type RenderResult = {
     /** The compiled CSS. Write this to a file, or serve it out as needed. */
-    css: Uint8Array;
-    map: Uint8Array | undefined;
+    css: Buffer;
+    map: Buffer | undefined;
     stats: {
       entry: string;
       start: number;