fix: show chaos version on rollback overview

cli/app/rollback.go

@@ -203,10 +203,15 @@ beforehand. See "abra app backup" for more.`),
 			log.Fatal(err)
 		}
 
+		deployedVersion := deployMeta.Version
+		if deployMeta.IsChaos {
+			deployedVersion = deployMeta.ChaosVersion
+		}
+
 		// NOTE(d1): no release notes implemeneted for rolling back
 		if err := internal.DeployOverview(
 			app,
-			deployMeta.Version,
+			deployedVersion,
 			chosenDowngrade,
 			"",
 			downgradeWarnMessages,