Update app.py

app.py

@@ -36,19 +36,19 @@ Demo for cascaded speech-to-speech translation (STST), mapping from source speec
 ![Cascaded STST](https://huggingface.co/datasets/huggingface-course/audio-course-images/resolve/main/s2st_cascaded.png "Diagram of cascaded speech to speech translation")
 """
 examples = [
-    ["./cs-CZ.wav", None],
-    ["./de-DE.wav", None],
-    ["./en-AU.wav", None],
-    ["./en-GB.wav", None],
-    ["./en-US.wav", None],
-    ["./es-ES.wav", None],
-    ["./fr-FR.wav", None],
-    ["./it-IT.wav", None],
-    ["./ko-KR.wav", None],
-    ["./nl-NL.wav", None],
-    ["./pl-PL.wav", None],
-    ["./pt-PT.wav", None],
-    ["./ru-RU.wav", None],
+    ["./cs-CZ.mp3", None],
+    ["./de-DE.mp3", None],
+    ["./en-AU.mp3", None],
+    ["./en-GB.mp3", None],
+    ["./en-US.mp3", None],
+    ["./es-ES.mp3", None],
+    ["./fr-FR.mp3", None],
+    ["./it-IT.mp3", None],
+    ["./ko-KR.mp3", None],
+    ["./nl-NL.mp3", None],
+    ["./pl-PL.mp3", None],
+    ["./pt-PT.mp3", None],
+    ["./ru-RU.mp3", None],
 ]
 import gradio as gr