Set version to 2.11.2 in dev-plugins.txt

Change-Id: If4a6fed4ab665ec23c4c79e9777db446d3e5d0df
diff --git a/Documentation/dev-plugins.txt b/Documentation/dev-plugins.txt
index dd52b88..8c695ee 100644
--- a/Documentation/dev-plugins.txt
+++ b/Documentation/dev-plugins.txt
@@ -36,7 +36,7 @@
 ----
 mvn archetype:generate -DarchetypeGroupId=com.google.gerrit \
     -DarchetypeArtifactId=gerrit-plugin-archetype \
-    -DarchetypeVersion=2.11 \
+    -DarchetypeVersion=2.11.2 \
     -DgroupId=com.googlesource.gerrit.plugins.testplugin \
     -DartifactId=testplugin
 ----