Resolve "Adjusting color scale on DOM activity plot"

CHANGELOG.rst

 Unreleased changes
 ------------------
 
+* Reversed the colours of the DOM activity map
+
 Version 2
 ---------
 2.1.6 / 2021-12-01

backend/scripts/dom_activity.py

@@ -95,7 +95,7 @@ class DOMActivityPlotter(kp.Module):
                 self.detector.det_id),
             vmin=0.0,
             vmax=15 * 60,
-            cmap="cividis")
+            cmap="cividis_r")
 
 
 def main():