added site for Leipzig

docs/user/site.rst

@@ -395,6 +395,7 @@ This is a non-exhaustive list of site-repos from various communities:
 * `site-ffhh <https://github.com/freifunkhamburg/site-ffhh>`_ (Hamburg)
 * `site-ffho <https://git.c3pb.de/freifunk-pb/site-ffho>`_ (Hochstift)
 * `site-ffhgw <https://github.com/lorenzo-greifswald/site-ffhgw>`_ (Greifswald)
+* `site-ffl <https://github.com/freifunk-leipzig/freifunk-gluon-leipzig>`_ (Leipzig)
 * `site-ffhl <https://github.com/freifunk-luebeck/site-ffhl>`_ (Lübeck)
 * `site-ffmd <https://github.com/FreifunkMD/site-ffmd>`_ (Magdeburg)
 * `site-ffmwu <https://github.com/freifunk-mwu/site-ffmwu>`_ (Mainz, Wiesbaden & Umgebung)