Enable console exporter for traces in smoke tests (#2213)

Author: laurit

smoke-tests/src/test/java/com/splunk/opentelemetry/helper/AbstractTestContainerManager.java

@@ -48,6 +48,7 @@ protected Map<String, String> getAgentEnvironment(
     // This does not affect tests in any way but serves to verify that agent can actually load this
     // sampler
     environment.put("OTEL_TRACES_SAMPLER", "internal_root_off");
+    environment.put("OTEL_TRACES_EXPORTER", "otlp,console");
 
     return environment;
   }