Update app.py

app.py

@@ -38,10 +38,10 @@ MODELS = {
         "config": "models/ja_JP-test-medium.onnx.json",
         "language": "ja",
     },
-    "English (Test)": {
+    "Polish (Test)": {
         "path": "models/test_voice.onnx",
         "config": "models/test_voice.onnx.json",
-        "language": "en",
+        "language": "pl",
     },
 }