Fix typo in news

apps/article.py

@@ -14,7 +14,7 @@ def app(state=None):
     toc.placeholder()
 
     toc.header("Introduction and Motivation")
-    st.info("**News**: Two days back, a paper using CLIP-Vision and BERT has been posted on arXiv! The paper uses LXMERT objects and achieves 80% on the English VQAv2 dataset. It would be interesting to see how it performs on our multilingual dataset. Check it out here: https://arxiv.org/pdf/2107.06383.pdf")
+    st.info("**News**: Two days back, a paper using CLIP-Vision and BERT has been posted on arXiv! The paper uses LXMERT objectives and achieves 80% on the English VQAv2 dataset. It would be interesting to see how it performs on our multilingual dataset. Check it out here: https://arxiv.org/pdf/2107.06383.pdf")
     st.write(read_markdown("intro/intro_part_1.md"))
     with st.beta_expander("FasterRCNN Approach"):
         st.write(read_markdown("intro/faster_rcnn_approach.md"))