Fix: remove overwrite_cache

cosyvoice/cli/frontend.py

@@ -68,7 +68,7 @@ class CosyVoiceFrontEnd:
                 'failed to initialize ttsfrd resource'
             self.frd.set_lang_type('pinyinvg')
         else:
-            self.zh_tn_model = ZhNormalizer(remove_erhua=False, overwrite_cache=False)
+            self.zh_tn_model = ZhNormalizer(remove_erhua=False)
             self.en_tn_model = EnNormalizer()
             self.inflect_parser = inflect.engine()