fix syntax

app.py

@@ -27,7 +27,7 @@ if uploaded_file is not None:
     client = GrobidClient(config_path="./grobidconfig.json")
     client.process("processFulltextDocument",
                    "./uploads/",
-                   outputs = "./grobidoutputs/"
+                   outputs = "./grobidoutputs/",
                    n=20)
                 
     directory = "$HOME/app"