Fix indentation

Change-Id: Ie5497718831fc7b9f74aa7b272a7b9f1203d13cd
diff --git a/src/main/java/com/googlesource/gerrit/plugins/cookbook/Module.java b/src/main/java/com/googlesource/gerrit/plugins/cookbook/Module.java
index f87575b..61f6375 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/cookbook/Module.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/cookbook/Module.java
@@ -78,8 +78,8 @@
     configurePluginParameters();
 
     bind(ChangeOperatorFactory.class)
-       .annotatedWith(Exports.named("sample"))
-       .to(SampleOperator.class);
+        .annotatedWith(Exports.named("sample"))
+        .to(SampleOperator.class);
   }
 
   private void configurePluginParameters() {