Update title

app.py

@@ -331,7 +331,7 @@ gradio-app h2, .gradio-app h2 {
 """
 
 with gr.Blocks(css=CSS) as demo:
-    gr.Markdown("# DocQuery: Document Query Engine")
+    gr.Markdown("# DocQuery for Invoices")
     gr.Markdown(
         "DocQuery (created by [Impira](https://impira.com)) uses LayoutLMv1 fine-tuned on an invoice dataset"
         " as well as DocVQA and SQuAD, which boot its general comprehension skills. The model is an enhanced"