Fixed Hystrix adaptation issues

hippo4j-adapter/hippo4j-adapter-hystrix/src/main/java/cn/hippo4j/adapter/hystrix/HystrixThreadPoolAdapter.java

@@ -81,7 +81,7 @@ public class HystrixThreadPoolAdapter implements ThreadPoolAdapter, ApplicationL
     @Override
     public List<ThreadPoolAdapterState> getThreadPoolStates() {
         List<ThreadPoolAdapterState> threadPoolAdapterStates = new ArrayList<>();
-        HYSTRIX_CONSUME_EXECUTOR.forEach((kel, val) -> threadPoolAdapterStates.add(getThreadPoolState(String.valueOf(val))));
+        HYSTRIX_CONSUME_EXECUTOR.forEach((kel, val) -> threadPoolAdapterStates.add(getThreadPoolState(kel)));
         return threadPoolAdapterStates;
     }