PrintHelloWorldCommand: Remove explicit initialization of default value

Change-Id: I3a450ed7a56b505442a4ce479c4bc10360c05888

src/main/java/com/googlesource/gerrit/plugins/cookbook/PrintHelloWorldCommand.java

diff --git a/src/main/java/com/googlesource/gerrit/plugins/cookbook/PrintHelloWorldCommand.java b/src/main/java/com/googlesource/gerrit/plugins/cookbook/PrintHelloWorldCommand.java
index 516ff17..7f1f6e8 100644
--- a/src/main/java/com/googlesource/gerrit/plugins/cookbook/PrintHelloWorldCommand.java
+++ b/src/main/java/com/googlesource/gerrit/plugins/cookbook/PrintHelloWorldCommand.java
@@ -27,7 +27,7 @@
   private String name = "world";
 
   @Option(name = "--french", usage = "output in French?")
-  private boolean french = false;
+  private boolean french;
 
   @Override
   public void run() {