Update app.py

app.py

@@ -156,7 +156,7 @@ async def generate_story_audios(story: StoryCreationDTO, base_output: str):
         prosody_file_title = await download_file_from_url(chapter.title.prosodyReference)
         title_save_path = chapter_dir / "title.wav"
         
-         tagged_text_title = generate_tagged_text(
+        tagged_text_title = generate_tagged_text(
             chapter.title.sentence, 
             chapter.title.emotion,   
             chapter.title.intensity