fix typo in naming of praesenz

4 lat temu · 2b6a10a1f7
--- a/sose2021/tut-ana/praesenz-2.pdf
+++ b/sose2021/tut-ana/praesenz-2.pdf
--- a/sose2021/tut-ana/praesenz-2.xopp
+++ b/sose2021/tut-ana/praesenz-2.xopp