samples: updating to latest google-cloud-* dependencies (#723)

Author: jabubake

vision/snippets/src/main/java/com/example/vision/Detect.java

@@ -13,8 +13,6 @@
  */
 package com.example.vision;
 
-import com.google.cloud.vision.spi.v1.ImageAnnotatorClient;
-import com.google.cloud.vision.spi.v1.ImageAnnotatorSettings;
 import com.google.cloud.vision.v1.AnnotateImageRequest;
 import com.google.cloud.vision.v1.AnnotateImageResponse;
 import com.google.cloud.vision.v1.BatchAnnotateImagesResponse;
@@ -28,6 +26,8 @@
 import com.google.cloud.vision.v1.Feature;
 import com.google.cloud.vision.v1.Feature.Type;
 import com.google.cloud.vision.v1.Image;
+import com.google.cloud.vision.v1.ImageAnnotatorClient;
+import com.google.cloud.vision.v1.ImageAnnotatorSettings;
 import com.google.cloud.vision.v1.ImageSource;
 import com.google.cloud.vision.v1.LocationInfo;
 import com.google.cloud.vision.v1.Page;

vision/snippets/src/main/java/com/example/vision/QuickstartSample.java

@@ -18,14 +18,14 @@
 
 // [START vision_quickstart]
 // Imports the Google Cloud client library
-import com.google.cloud.vision.spi.v1.ImageAnnotatorClient;
 import com.google.cloud.vision.v1.AnnotateImageRequest;
 import com.google.cloud.vision.v1.AnnotateImageResponse;
 import com.google.cloud.vision.v1.BatchAnnotateImagesResponse;
 import com.google.cloud.vision.v1.EntityAnnotation;
 import com.google.cloud.vision.v1.Feature;
 import com.google.cloud.vision.v1.Feature.Type;
 import com.google.cloud.vision.v1.Image;
+import com.google.cloud.vision.v1.ImageAnnotatorClient;
 import com.google.protobuf.ByteString;
 
 import java.nio.file.Files;