feat(buildtsi): Adds log for rebuild TSI completion (#25576) (#25577)

(cherry-picked from 75eb209)

closes influxdata/feature-requests#612

(cherry picked from commit edbb557)

cmd/influxd/inspect/build_tsi/build_tsi.go

@@ -167,6 +167,7 @@ Are you sure you want to continue?`); !confirmed {
 		}
 	}
 
+	buildTSICmd.Logger.Info("TSI rebuild completed successfully!")
 	return nil
 
 }