Add unbound

Signed-off-by: Christian Richter <crichter@owncloud.com>

.drone.star

@@ -14,6 +14,13 @@ def main(ctx):
         stepBuildWeekly("amd64", "webtest"),
         stepBuildWeekly("arm64", "webtest"),
 
+        stepPR("amd64", "unbound"),
+        stepPR("arm64", "unbound"),
+        stepMergeMaster("amd64", "unbound"),
+        stepMergeMaster("arm64", "unbound"),
+        stepBuildWeekly("amd64", "unbound"),
+        stepBuildWeekly("arm64", "unbound"),
+        
         notify(ctx),
     ]