feat(gamemode): add opacity and rounding overrides for fullscreen

- active_opacity=1.0, inactive_opacity=1.0
- active_rounding=0

src/services/gamemode.py

@@ -10,6 +10,7 @@ _ENABLE_LUA = (
     "hl.config({"
     " animations = { enabled = false },"
     " decoration = { shadow = { enabled = false }, blur = { enabled = false },"
+    " active_opacity = 1.0, inactive_opacity = 1.0, active_rounding = 0, "
     " rounding = 0 },"
     " general = { gaps_in = 0, gaps_out = 0, border_size = 1 }"
     "})"