Add link to featured spaces form

app.py

@@ -295,6 +295,8 @@ def category_tab(category):
             with gr.Column():
                 gr.Markdown("### Hugging Face News 📰")
                 [news_card(x) for x in category.news]
+        with gr.Tab(label="Hugging Face Projects"):
+            gr.Markdown("....")
         with gr.Tab(label="Spaces"):
             with gr.Row(elem_id="spaces-flex"):
                 [space_card(x) for x in category.spaces]
@@ -325,7 +327,7 @@ with gr.Blocks(css="#margin-top {margin-top: 15px} #center {text-align: center;}
     gr.Markdown("""
     ### What does ethical AI look like?
 
-    We analyzed the submissions on Hugging Face Spaces and put together a set of 6 high-level categories for describing ethical machine learning work. Visit each tab to learn more about each category and to see what Hugging Face and its community have been up to!
+    We analyzed the submissions on Hugging Face Spaces and put together a set of 6 high-level categories for describing ethical machine learning work. Visit each tab to learn more about each category and to see what Hugging Face and its community have been up to! Is there a Space that you'd like to see featured? [Submit it here 🚀](https://huggingface.co/spaces/society-ethics/featured-spaces-submissions)
     """)
 
     with gr.Column():