about.md: Change affiliation of FalkZakrzewski to UKD

Sort entries with identical first name by last name

about.md

@@ -9,17 +9,17 @@ We are a grass-roots movement of Deep Learning practitioners in Dresden, Germany
 ## Members of the MLC Organizing Committee
 
 * Falk Zakrzewski
-  ([TU Dresden](https://tu-dresden.de/))
+  ([UKD](https://www.uniklinikum-dresden.de/en))
 * Heide Meißner
   ([HZDR](https://www.hzdr.de))
 * Jeffrey Kelling
   ([HZDR](https://www.hzdr.de))
 * Patrick Stiller
   ([HZDR](https://www.hzdr.de))
-* Peter Winkler
-  ([TU Dresden, ZIH](https://tu-dresden.de/zih))
 * Peter Steinbach
   ([MPI-CBG](https://www.mpi-cbg.de), [Scionics](https://www.scionics.de))
+* Peter Winkler
+  ([TU Dresden, ZIH](https://tu-dresden.de/zih))
 * Steffen Seitz
   ([TU Dresden](https://tu-dresden.de/))