Add further omittedMethod

src/main/java/de/steamwar/Sampler.java

@@ -41,6 +41,7 @@ public class Sampler {
         omittedMethods.add("java.util.concurrent.ThreadPoolExecutor$Worker.run");
         omittedMethods.add("java.util.concurrent.ThreadPoolExecutor.runWorker");
         omittedMethods.add("java.util.concurrent.CompletableFuture$Completion.run");
+        omittedMethods.add("java.util.concurrent.CompletableFuture$AsyncSupply.run");
     }
 
     private final Map<String, Trace> traces = new HashMap<>();