Fix link

app.py

@@ -210,7 +210,7 @@ def open_sidebar():
 
     # Add data file uploader
     st.sidebar.header('Locations File')
-    data_file = st.sidebar.file_uploader("Upload a CSV file with Latitudes and Longitudes (see [example data csv]({data_template_link}))")
+    data_file = st.sidebar.file_uploader(f"Upload a CSV file with Latitudes and Longitudes (see [example data csv]({data_template_link}))")
     button_show_data = st.sidebar.button('Show Input Data')
     st.session_state['data_file'] = data_file