chore(samples): remove unused import from sample (#499)

Author: suraj-qlogic

asset/src/main/java/com/example/asset/DeleteFeedExample.java

@@ -18,8 +18,6 @@
 
 // [START asset_quickstart_delete_feed]
 import com.google.cloud.asset.v1.AssetServiceClient;
-import com.google.cloud.asset.v1.Feed;
-import java.util.Arrays;
 
 public class DeleteFeedExample {
 

asset/src/main/java/com/example/asset/GetFeedExample.java

@@ -19,7 +19,6 @@
 // [START asset_quickstart_get_feed]
 import com.google.cloud.asset.v1.AssetServiceClient;
 import com.google.cloud.asset.v1.Feed;
-import java.util.Arrays;
 
 public class GetFeedExample {
 

asset/src/main/java/com/example/asset/ListAssetsExample.java

@@ -19,7 +19,6 @@
 // [START asset_quickstart_list_assets]
 // Imports the Google Cloud client library
 
-import com.google.cloud.ServiceOptions;
 import com.google.cloud.asset.v1.ProjectName;
 import com.google.cloud.asset.v1p5beta1.AssetServiceClient;
 import com.google.cloud.asset.v1p5beta1.AssetServiceClient.ListAssetsPagedResponse;

asset/src/main/java/com/example/asset/ListFeedsExample.java

@@ -20,7 +20,6 @@
 import com.google.cloud.asset.v1.AssetServiceClient;
 import com.google.cloud.asset.v1.ListFeedsResponse;
 import com.google.cloud.asset.v1.ProjectName;
-import java.util.Arrays;
 
 public class ListFeedsExample {
   // List feeds in a project.

asset/src/main/java/com/example/asset/UpdateFeedExample.java

@@ -23,7 +23,6 @@
 import com.google.cloud.asset.v1.PubsubDestination;
 import com.google.cloud.asset.v1.UpdateFeedRequest;
 import com.google.protobuf.FieldMask;
-import java.util.Arrays;
 
 public class UpdateFeedExample {
 

asset/src/test/java/com/example/asset/ListAssets.java

@@ -22,7 +22,6 @@
 import com.google.cloud.asset.v1p5beta1.ContentType;
 import java.io.ByteArrayOutputStream;
 import java.io.PrintStream;
-import java.util.UUID;
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;

asset/src/test/java/com/example/asset/RealTimeFeed.java

@@ -18,7 +18,6 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
-import com.google.cloud.ServiceOptions;
 import com.google.cloud.pubsub.v1.TopicAdminClient;
 import com.google.cloud.resourcemanager.ProjectInfo;
 import com.google.cloud.resourcemanager.ResourceManager;