Add deeplink to replication note (#1327)

Author: sfc-gh-dmatthews

public/_redirects

@@ -1160,3 +1160,4 @@
 /st.page.automatic-page-labels /develop/concepts/multipage-apps/overview#how-streamlit-converts-filenames-into-labels-and-titles
 /st.page.automatic-page-urls /develop/concepts/multipage-apps/overview#how-streamlit-converts-filenames-into-url-pathnames
 /end-users/enable-peripherals /knowledge-base/using-streamlit/enable-camera
+/replication /develop/concepts/architecture/architecture#websockets-and-session-management