fix: remove st.divider which is not available in current version

app.py

@@ -59,7 +59,7 @@ if generate_button:
                     image_urls = [template.get('image_medium') for template in templates]
                     
                     if image_urls:
-                        st.divider()
+                        st.markdown("---")
                         st.subheader('Generated templates:')
                         gallery(4, image_urls[:8])
                     else:
@@ -81,7 +81,7 @@ if generate_button:
                     image_urls = [sticker.get('image_url') for sticker in stickers]
                     
                     if image_urls:
-                        st.divider()
+                        st.markdown("---")
                         st.subheader('Generated stickers:')
                         gallery(4, image_urls[:8])
                     else: