fix: k8s image watch

Author: azrod

.changelog/109.txt

@@ -0,0 +1,3 @@
+```release-note:bug
+`kimup-controller` - Now the application restart if the kubernetes watch connection is lost.
+```

cmd/kimup/main.go

@@ -135,6 +135,10 @@ func main() {
 
 				case "DELETED":
 					cleanTriggers(&event.Value)
+				case "ERROR":
+					log.Error("Error watching events from kubernetes")
+					// exit the program
+					c <- syscall.SIGINT
 				}
 			}
 		}