Refactor/deprecate trace config (open-telemetry#2303)

Author: pitoniak32

tests/traces.rs

@@ -21,12 +21,10 @@ fn init_tracer_provider() -> Result<sdktrace::TracerProvider, TraceError> {
         .build()?;
     Ok(opentelemetry_sdk::trace::TracerProvider::builder()
         .with_batch_exporter(exporter, runtime::Tokio)
-        .with_config(
-            sdktrace::Config::default().with_resource(Resource::new(vec![KeyValue::new(
-                opentelemetry_semantic_conventions::resource::SERVICE_NAME,
-                "basic-otlp-tracing-example",
-            )])),
-        )
+        .with_resource(Resource::new(vec![KeyValue::new(
+            opentelemetry_semantic_conventions::resource::SERVICE_NAME,
+            "basic-otlp-tracing-example",
+        )]))
         .build())
 }