disko: update to newer git rev
tree90aa0eaed812beec215ff5aab7fc9e9088c8b1ce
-rw-r--r-- 6 .gitignore
-rw-r--r-- 1035 COPYING.MIT
-rw-r--r-- 12447 MAINTAINERS
-rw-r--r-- 85 README
drwxr-xr-x - classes
drwxr-xr-x - conf
drwxr-xr-x - contrib
drwxr-xr-x - docs
drwxr-xr-x - files
drwxr-xr-x - recipes
-rw-r--r-- 907 removal.txt
drwxr-xr-x - site