Don't Swallow Interrupt in TransportService#onRequestReceived (#44622)

* We shouldn't just swallow the interrupt here quietly and keep going on the IO thread
   * Currently interrupt continues here just the same way an invocation of `acceptIncomingRequests` woudl have made things continue
* Relates #44610

Author: original-brownbear

server/src/main/java/org/elasticsearch/transport/TransportService.java

@@ -915,7 +915,8 @@ public void onRequestReceived(long requestId, String action) {
         try {
             blockIncomingRequestsLatch.await();
         } catch (InterruptedException e) {
-            logger.trace("interrupted while waiting for incoming requests block to be removed");
+            Thread.currentThread().interrupt();
+            throw new IllegalStateException("interrupted while waiting for incoming requests block to be removed");
         }
         if (tracerLog.isTraceEnabled() && shouldTraceAction(action)) {
             tracerLog.trace("[{}][{}] received request", requestId, action);