docs: Add a link to the latest video

Signed-off-by: Daniel Thompson <daniel@redfelineninja.org.uk>

README.rst

@@ -84,34 +84,43 @@ Videos
 
 .. list-table::
 
-   * - .. figure:: https://img.youtube.com/vi/lIo2-djNR48/0.jpg
+   * - .. figure:: res/thumbnail-nps8Kd2qPzs.jpg
+          :target: https://www.youtube.com/watch?v=nps8Kd2qPzs
+          :alt: wasp-os: A tour of the new applications for wasp-os
+          :width: 95%
+
+          `A tour of the new applications for wasp-os <https://www.youtube.com/watch?v=nps8Kd2qPzs>`_
+
+     - .. figure:: https://img.youtube.com/vi/lIo2-djNR48/0.jpg
           :target: https://www.youtube.com/watch?v=lIo2-djNR48
           :alt: wasp-os: Open source heart rate monitoring for Pine64 PineTime
           :width: 95%
 
           `Open source heart rate monitoring for Pine64 PineTime <https://www.youtube.com/watch?v=lIo2-djNR48>`_
 
-     - .. figure:: https://img.youtube.com/vi/YktiGUSRJB4/0.jpg
+   * - .. figure:: https://img.youtube.com/vi/YktiGUSRJB4/0.jpg
           :target: https://www.youtube.com/watch?v=YktiGUSRJB4
           :alt: An M2 pre-release running on Pine64 PineTime
           :width: 95%
 
           `An M2 pre-release running on Pine64 PineTime <https://www.youtube.com/watch?v=YktiGUSRJB4>`_
 
-   * - .. figure:: https://img.youtube.com/vi/tuk9Nmr3Jo8/0.jpg
+     - .. figure:: https://img.youtube.com/vi/tuk9Nmr3Jo8/0.jpg
           :target: https://www.youtube.com/watch?v=tuk9Nmr3Jo8
           :alt: How to develop wasp-os python applications on a Pine64 PineTime
           :width: 95%
 
           `How to develop wasp-os python applications on a Pine64 PineTime <https://www.youtube.com/watch?v=tuk9Nmr3Jo8>`_
 
-     - .. figure:: https://img.youtube.com/vi/kf1VHj587Mc/0.jpg
+   * - .. figure:: https://img.youtube.com/vi/kf1VHj587Mc/0.jpg
           :target: https://www.youtube.com/watch?v=kf1VHj587Mc
           :alt: Developing for Pine64 PineTime using wasp-os and MicroPython
           :width: 95%
 
           `Developing for Pine64 PineTime using wasp-os and MicroPython <https://www.youtube.com/watch?v=kf1VHj587Mc>`_
 
+     -
+
 Screenshots
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