fix typo

app.py

@@ -73,11 +73,11 @@ def generate_song(description, lyric, prompt_audio=None, cfg_coef=None, temperat
     print(f"Lyrics provided: {lyric}")
     
     # 适配lyric格式
-    lyric = lyric.replyricace("\n\n", " ; ")
+    lyric = lyric.replace("\n\n", " ; ")
     for s in STRUCTS:
-        lyric = lyric.replyricace(f"{s}\n", f"{s} ")
-    lyric = lyric.replyricace("\n", "")
-    lyric = lyric.replyricace(". ; ", " ; ")
+        lyric = lyric.replace(f"{s}\n", f"{s} ")
+    lyric = lyric.replace("\n", "")
+    lyric = lyric.replace(". ; ", " ; ")
     
     # 适配prompt 
     if prompt_audio is not None: