samples: Minimizes cloud maven dependencies and fixes lint warnings

Author: gguuss

speech/snippets/src/main/java/com/example/speech/Recognize.java

@@ -15,6 +15,7 @@
 */
 
 package com.example.speech;
+
 import com.google.api.gax.rpc.ApiStreamObserver;
 import com.google.api.gax.rpc.OperationFuture;
 import com.google.api.gax.rpc.StreamingCallable;

speech/snippets/src/test/java/com/example/speech/QuickstartSampleIT.java

@@ -18,15 +18,15 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
+import java.io.ByteArrayOutputStream;
+import java.io.PrintStream;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
 
-import java.io.ByteArrayOutputStream;
-import java.io.PrintStream;
-
 /**
  * Tests for quickstart sample.
  */

speech/snippets/src/test/java/com/example/speech/RecognizeIT.java

@@ -18,15 +18,15 @@
 
 import static com.google.common.truth.Truth.assertThat;
 
+import java.io.ByteArrayOutputStream;
+import java.io.PrintStream;
+
 import org.junit.After;
 import org.junit.Before;
 import org.junit.Test;
 import org.junit.runner.RunWith;
 import org.junit.runners.JUnit4;
 
-import java.io.ByteArrayOutputStream;
-import java.io.PrintStream;
-
 /**
  * Tests for speech recognize sample.
  */