Update Lawnchair to 1.2.0.2000 (2000)
Update Lawnchair to 1.2.0.2000 (2000)

Repository URL was changed, release was not tagged, see
https://github.com/LawnchairLauncher/Lawnchair/issues/1572.

Closes fdroid/fdroiddata#1638.

f-droid/fdroiddata,f-droid/fdroiddata