test: Added retries to DetectLogoGcsTest (#730)

* test: Added retries to DetectLogoGcsTest

* Update copyright

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video/src/test/java/com/example/video/DetectLogoGcsTest.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2020 Google Inc.
+ * Copyright 2021 Google Inc.
  *
  * Licensed under the Apache License, Version 2.0 (the "License");
  * you may not use this file except in compliance with the License.
@@ -18,13 +18,15 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
+import com.google.cloud.testing.junit4.MultipleAttemptsRule;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import java.io.PrintStream;
 import java.util.concurrent.ExecutionException;
 import java.util.concurrent.TimeoutException;
 import org.junit.After;
 import org.junit.Before;
+import org.junit.Rule;
 import org.junit.Test;
 
 public class DetectLogoGcsTest {
@@ -43,6 +45,8 @@ public void tearDown() {
     System.setOut(null);
   }
 
+  @Rule public MultipleAttemptsRule multipleAttemptsRule = new MultipleAttemptsRule(3);
+
   @Test
   public void testLogoDetectGcs()
       throws IOException, ExecutionException, InterruptedException, TimeoutException {