Correct file name.

diff --git a/blog/data/2016-10-07-isenrakm-appstream-lego.txt b/blog/data/2016-10-07-isenkram-appstream-lego.txt
similarity index 100%
rename from blog/data/2016-10-07-isenrakm-appstream-lego.txt
rename to blog/data/2016-10-07-isenkram-appstream-lego.txt