code does not compile on 0.3.8 that compiled previously

```
error: no method named `s3_config` found for struct `dial9_tokio_telemetry::telemetry::TelemetryCoreBuilder<I1, S>` in the current scope
   ┌─ main/src/dial9.rs:68:17
   │
68 │       let guard = TelemetryCore::builder()
   │ ╭─────────────────^
69 │ │         .writer(writer)
70 │ │         .trace_path(&trace_path)
71 │ │         .s3_config(s3_config)
   │ ╰─────────^
```