Add award information.

Author: vgvassilev

_includes/footer.html

@@ -26,10 +26,10 @@
           </p>
           <p>
             <i>This project is supported by National Science Foundation under
-            Grant OAC-1931408. Any opinions, findings,
-            conclusions or recommendations expressed in this material are those
-            of the authors and do not necessarily reflect the views of the
-            National Science Foundation.</i>
+              Grant OAC-1931408 (2020-2023) and OAC-2311471(2023-2026). Any
+              opinions, findings, conclusions or recommendations expressed in
+              this material are those of the authors and do not necessarily
+              reflect the views of the National Science Foundation.</i>
           </p>
           <p class="small" align="center">
             &copy <span id="copyright-year">2019</span> Princeton University. Site made with