fixed the build :P removed .docx extension if one is already present

ts/export/packer/local.ts

@@ -13,6 +13,7 @@ export class LocalPacker extends Packer {
     }
 
     public pack(path: string): void {
+        path = path.replace(/.docx$/, "");
         this.stream = fs.createWriteStream(`${path}.docx`);
         super.pack(this.stream);
     }