Update app.py

app.py

@@ -14,7 +14,7 @@ def filesystem(fex):
   elif file_extension == 'txt':
       with open(fex, 'r') as f:
           content = f.read()
-      return {txt: gr.Textbox(value=content, visible=True, label='Selected Textfile'),
+      return {txt: gr.Textbox(content, visible=True, label='Selected Textfile'),
               cd: gr.JSON(visible=False),
               df: gr.Dataframe(visible=False),
               im: gr.Image(visible=False),