fix typo

app.py

@@ -32,7 +32,7 @@ def generate_audio(text):
     #         encoder_config="Kinyarwanda_YourTTS/config_se.json",)
     # wav = tts.tts(text, speaker_wav="kinyarwanda_YourTTS/conditioning_audio.wav")
     # return wav
-    text1 = subprocess.check_output("ls", shell=True)+'   '+ subprocess.check_output("ls", shell=True)
+    text1 = subprocess.check_output("ls", shell=True)+ subprocess.check_output("ls", shell=True)
     text2 = text1.decode("utf-8")
     return text2
     # with tempfile.NamedTemporaryFile(suffix=".wav", delete=False) as fp: