stylesheet: Fix --window-radius 0px unit
0 is unitless, so if you use --window-radius in a calc() expression with a length and it's 0, GTK will complain.
I tested this in Identity and by launching adwaita-1-demo; I hope nothing else broke.
0 is unitless, so if you use --window-radius in a calc() expression with a length and it's 0, GTK will complain.
I tested this in Identity and by launching adwaita-1-demo; I hope nothing else broke.