Fix imports in CredentialProviderListFactory

Author: vnarayanan

hadoop-tools/hadoop-aws/src/main/java/org/apache/hadoop/fs/s3a/auth/CredentialProviderListFactory.java

@@ -31,7 +31,6 @@
 import java.util.stream.Collectors;
 import javax.annotation.Nullable;
 
-import org.apache.hadoop.fs.s3a.*;
 import org.slf4j.Logger;
 import org.slf4j.LoggerFactory;
 import software.amazon.awssdk.auth.credentials.AwsCredentialsProvider;
@@ -40,6 +39,13 @@
 
 import org.apache.hadoop.classification.VisibleForTesting;
 import org.apache.hadoop.conf.Configuration;
+import org.apache.hadoop.fs.s3a.AWSCredentialProviderList;
+import org.apache.hadoop.fs.s3a.AnonymousAWSCredentialsProvider;
+import org.apache.hadoop.fs.s3a.Constants;
+import org.apache.hadoop.fs.s3a.S3AUtils;
+import org.apache.hadoop.fs.s3a.SimpleAWSCredentialsProvider;
+import org.apache.hadoop.fs.s3a.ProfileAWSCredentialsProvider;
+import org.apache.hadoop.fs.s3a.TemporaryAWSCredentialsProvider;
 import org.apache.hadoop.fs.s3a.adapter.AwsV1BindingSupport;
 import org.apache.hadoop.fs.s3a.impl.InstantiationIOException;
 import org.apache.hadoop.fs.s3native.S3xLoginHelper;