Revert "feat(profiler): start QueueTime timer generically in AdviceUtils.capture()"

This reverts commit b3628dc.

Author: kaahos

dd-java-agent/agent-bootstrap/src/main/java/datadog/trace/bootstrap/instrumentation/java/concurrent/AdviceUtils.java

@@ -58,14 +58,7 @@ public static <T> void capture(ContextStore<T, State> contextStore, T task) {
         state = State.FACTORY.create();
         contextStore.put(task, state);
       }
-      if (state.captureAndSetContinuation(span)) {
-        // Start queue timing generically for all cross-thread span propagations.
-        // Per-executor instrumentations may overwrite this with richer metadata (scheduler/queue
-        // class, queue length) via their own startQueuingTimer calls, which is fine — the
-        // isTimed() guard in Netty/ForkJoin instrumentation prevents double-timing there.
-        // stopTiming() is called in startTaskScope() when the task is activated on the worker.
-        QueueTimerHelper.startQueuingTimer(state, null, null, 0, task);
-      }
+      state.captureAndSetContinuation(span);
     }
   }
 }