jobs: Add lightsoff

jobs.yml

@@ -319,6 +319,10 @@ libwpe:
   url: https://source.puri.sm/Librem5/debs/libwpe.git
   dists: ['buster']
   branch: 'pureos/amber-phone'
+lightsoff:
+  url: https://source.puri.sm/librem5-apps/lightsoff.git
+  dists: ['buster+ci']
+  branch: 'pureos/amber-phone'
 linux-kernel:
   url: https://source.puri.sm/Librem5/linux-next.git
   dists: []