fix: fix lint (#184)

Author: ath-08

google-cloud-spanner-cassandra/src/main/java/com/google/cloud/spanner/adapter/SpannerCqlRetryPolicy.java

@@ -16,9 +16,6 @@
 
 package com.google.cloud.spanner.adapter;
 
-import org.slf4j.Logger;
-import org.slf4j.LoggerFactory;
-
 import com.datastax.oss.driver.api.core.ConsistencyLevel;
 import com.datastax.oss.driver.api.core.context.DriverContext;
 import com.datastax.oss.driver.api.core.retry.RetryDecision;
@@ -30,6 +27,8 @@
 import com.datastax.oss.driver.api.core.session.Request;
 import com.datastax.oss.driver.internal.core.retry.DefaultRetryPolicy;
 import com.datastax.oss.driver.shaded.guava.common.collect.ImmutableList;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
 
 /**
  * A custom retry policy for Cloud Spanner's Cassandra API.

google-cloud-spanner-cassandra/src/test/java/com/google/cloud/spanner/adapter/SpannerCqlRetryPolicyTest.java

@@ -16,13 +16,7 @@
 
 package com.google.cloud.spanner.adapter;
 
-import java.net.InetSocketAddress;
-
 import static org.junit.Assert.assertEquals;
-import org.junit.Before;
-import org.junit.Test;
-import org.junit.runner.RunWith;
-import org.junit.runners.JUnit4;
 import static org.mockito.Mockito.mock;
 import static org.mockito.Mockito.when;
 
@@ -34,6 +28,11 @@
 import com.datastax.oss.driver.api.core.servererrors.ReadFailureException;
 import com.datastax.oss.driver.api.core.servererrors.WriteFailureException;
 import com.datastax.oss.driver.api.core.session.Request;
+import java.net.InetSocketAddress;
+import org.junit.Before;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.junit.runners.JUnit4;
 
 @RunWith(JUnit4.class)
 public class SpannerCqlRetryPolicyTest {