Update app.py

Copy and paste error

app.py

@@ -390,4 +390,4 @@ sent1=grad.Textbox(lines=1, label="Sentence1", placeholder="Text in English")
 sent2=grad.Textbox(lines=1, label="Sentence2", placeholder="Text in English")
 out=grad.Textbox(lines=1, label="Whether sentence2 is deductible from sentence1")
 
-grad.Interface(text2text_ deductible, inputs=[sent1,sent2], outputs=out).launch()
+grad.Interface(text2text_deductible, inputs=[sent1,sent2], outputs=out).launch()