[Bug]: Coverage Overlay Opacity change doesn't trigger map redraw

**Platform:** Other

**Description:**
when i change the “Coverage Overlay Opacity” the map does not do a redraw with the new setting … not a big problem, but not correct 
Included picture with 100% and 30%

**Discord:** https://discord.com/channels/1463383723327356992/1466576072324939882/1528776354550644879

Submitted by: pappaniklas (Discord)