Fix indentation in code example (#3456)

aaabramov · pongad · commit c6c5991f7514 · 2018-07-12T01:00:28.000-07:00
diff --git a/google-cloud-clients/google-cloud-pubsub/README.md b/google-cloud-clients/google-cloud-pubsub/README.md
@@ -118,7 +118,7 @@ try {
   ApiFuture<String> messageIdFuture = publisher.publish(pubsubMessage);
 } finally {
   if (publisher != null) {
-  publisher.shutdown();
+    publisher.shutdown();
   }
 }
 ```

Original file line number	Diff line number	Diff line change
`@@ -118,7 +118,7 @@ try {`
`118`	`118`	`ApiFuture<String> messageIdFuture = publisher.publish(pubsubMessage);`
`119`	`119`	`} finally {`
`120`	`120`	`if (publisher != null) {`
`121`		`- publisher.shutdown();`
	`121`	`+ publisher.shutdown();`
`122`	`122`	`}`
`123`	`123`	`}`
`124`	`124`	```