fix checkstyle

Author: dao-jun

instrumentation/pulsar/pulsar-2.8/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/pulsar/v2_8/TransactionImplInstrumentation.java

@@ -38,8 +38,7 @@ public void transform(TypeTransformer transformer) {
   public static class RegisterProducedTopicAdvice {
 
     @Advice.OnMethodExit(onThrowable = Throwable.class, suppress = Throwable.class)
-    public static void after(
-        @Advice.Return(readOnly = false) CompletableFuture<Void> future) {
+    public static void after(@Advice.Return(readOnly = false) CompletableFuture<Void> future) {
       future = PulsarSingletons.wrap(future);
     }
   }

instrumentation/pulsar/pulsar-2.8/javaagent/src/main/java/io/opentelemetry/javaagent/instrumentation/pulsar/v2_8/telemetry/PulsarSingletons.java

@@ -223,8 +223,7 @@ public static CompletableFuture<Void> wrap(CompletableFuture<Void> future) {
                   } else {
                     result.complete(null);
                   }
-                })
-    );
+                }));
 
     return result;
   }