Fix spotlessJavaCheck failures

Those are failing CI for a while.

lib/java/src/main/java/org/apache/thrift/protocol/TBinaryProtocol.java

@@ -553,6 +553,7 @@ public int getMinSerializedSize(byte type) throws TTransportException {
         throw new TTransportException(TTransportException.UNKNOWN, "unrecognized type code");
     }
   }
+
   // -----------------------------------------------------------------
   // Additional methods to improve performance.
 

lib/java/src/main/java/org/apache/thrift/protocol/TCompactProtocol.java

@@ -940,6 +940,7 @@ public int getMinSerializedSize(byte type) throws TTransportException {
         throw new TTransportException(TTransportException.UNKNOWN, "unrecognized type code");
     }
   }
+
   // -----------------------------------------------------------------
   // Additional methods to improve performance.
 

lib/java/src/main/java/org/apache/thrift/server/TThreadedSelectorServer.java

@@ -65,18 +65,22 @@ public static class Args extends AbstractNonblockingServerArgs<Args> {
 
     /** The number of threads for selecting on already-accepted connections */
     public int selectorThreads = 2;
+
     /**
      * The size of the executor service (if none is specified) that will handle invocations. This
      * may be set to 0, in which case invocations will be handled directly on the selector threads
      * (as is in TNonblockingServer)
      */
     private int workerThreads = 5;
+
     /** Time to wait for server to stop gracefully */
     private int stopTimeoutVal = 60;
 
     private TimeUnit stopTimeoutUnit = TimeUnit.SECONDS;
+
     /** The ExecutorService for handling dispatched requests */
     private ExecutorService executorService = null;
+
     /**
      * The size of the blocking queue per selector thread for passing accepted connections to the
      * selector thread

lib/java/src/main/java/org/apache/thrift/transport/TIOStreamTransport.java

@@ -68,6 +68,7 @@ public TIOStreamTransport(TConfiguration config, InputStream is) throws TTranspo
     super(config);
     inputStream_ = is;
   }
+
   /**
    * Input stream constructor, constructs an input only transport.
    *