Fix CI issues

Author: MahsaSeifikar

metadata/src/main/java/org/apache/kafka/controller/metrics/YammerTimeRatio.java

@@ -17,9 +17,10 @@
 
 package org.apache.kafka.controller.metrics;
 
-import com.yammer.metrics.core.Gauge;
 import org.apache.kafka.raft.internals.TimeRatio;
 
+import com.yammer.metrics.core.Gauge;
+
 /**
  * Yammer Metrics facade for TimeRatio.
  * This class provides a Gauge interface for Yammer metrics registry
@@ -49,5 +50,7 @@ public void record(double idleDurationMs, long currentTimeMs) {
      * @return The ratio of idle time to total time (between 0.0 and 1.0)
      */
     @Override
-    public Double value() { return timeRatio.measure(); }
+    public Double value() {
+        return timeRatio.measure();
+    }
 }

metadata/src/test/java/org/apache/kafka/controller/metrics/QuorumControllerMetricsTest.java

@@ -45,8 +45,8 @@ public void testMetricNames() {
                 Set<String> expected = Set.of(
                     "kafka.controller:type=ControllerEventManager,name=EventQueueProcessingTimeMs",
                     "kafka.controller:type=ControllerEventManager,name=EventQueueTimeMs",
+                    "kafka.controller:type=ControllerEventManager,name=AvgIdleRatio",
                     "kafka.controller:type=KafkaController,name=ActiveControllerCount",
-                    "kafka.controller:type=KafkaController,name=AvgIdleRatio",
                     "kafka.controller:type=KafkaController,name=EventQueueOperationsStartedCount",
                     "kafka.controller:type=KafkaController,name=EventQueueOperationsTimedOutCount",
                     "kafka.controller:type=KafkaController,name=LastAppliedRecordLagMs",
@@ -194,7 +194,7 @@ public void testYammerTimeRatioIdleTimeTracking() {
         MetricsRegistry registry = new MetricsRegistry();
         MockTime time = new MockTime();
         try (QuorumControllerMetrics metrics = new QuorumControllerMetrics(Optional.of(registry), time, 9000)) {
-            Gauge<Double> avgIdleRatio = (Gauge<Double>) registry.allMetrics().get(metricName("KafkaController", "AvgIdleRatio"));
+            Gauge<Double> avgIdleRatio = (Gauge<Double>) registry.allMetrics().get(metricName("ControllerEventManager", "AvgIdleRatio"));
 
             // No idle time recorded yet
             assertEquals(1.0, avgIdleRatio.value());