expand param range

Signed-off-by: peter szemraj <peterszemraj@gmail.com>

app.py

@@ -596,8 +596,8 @@ if __name__ == "__main__":
             )
             with gr.Row(variant="compact"):
                 length_penalty = gr.Slider(
-                    minimum=0.5,
-                    maximum=1.0,
+                    minimum=0.3,
+                    maximum=1.1,
                     label="length penalty",
                     value=0.7,
                     step=0.05,
@@ -618,7 +618,7 @@ if __name__ == "__main__":
                     step=0.1,
                 )
                 no_repeat_ngram_size = gr.Radio(
-                    choices=[2, 3, 4],
+                    choices=[2, 3, 4, 5],
                     label="no repeat ngram size",
                     value=3,
                 )