add indy test benchmark

Author: jaydeluca

benchmark-overhead/src/test/java/io/opentelemetry/agents/Agent.java

@@ -22,6 +22,12 @@ public class Agent {
       new Agent("latest", "latest mainstream release", OTEL_LATEST);
   public static final Agent LATEST_SNAPSHOT =
       new Agent("snapshot", "latest available snapshot version from main");
+  public static final Agent LATEST_SNAPSHOT_INDY =
+      new Agent(
+          "snapshot-indy",
+          "latest available snapshot version from main with indy enabled",
+          null,
+          Collections.singletonList("-Dotel.javaagent.experimental.indy=true"));
 
   private final String name;
   private final String description;

benchmark-overhead/src/test/java/io/opentelemetry/config/Configs.java

@@ -15,7 +15,8 @@ public enum Configs {
       TestConfig.builder()
           .name("release")
           .description("compares no agent, latest stable, and latest snapshot agents")
-          .withAgents(Agent.NONE, Agent.LATEST_RELEASE, Agent.LATEST_SNAPSHOT)
+          .withAgents(
+              Agent.NONE, Agent.LATEST_RELEASE, Agent.LATEST_SNAPSHOT, Agent.LATEST_SNAPSHOT_INDY)
           .warmupSeconds(60)
           .build());