Update bucklets and adjust java_doc invocation to changed signature

This bucklets series [1] syncronizes the java_doc bucklet rules with
core Gerrit behaviour. This is needed to allow the same Gerrit plugin
build rules to be shared in both in Gerrit tree and standalone build
modes.

[1] https://gerrit-review.googlesource.com/#/q/topic:javadoc

Change-Id: I0c4a1dbf8fa4f63bb02cba1dd9f933fdd632dd93

gitiles-servlet/BUCK

diff --git a/gitiles-servlet/BUCK b/gitiles-servlet/BUCK
index 6e89181..8a0de1f 100644
--- a/gitiles-servlet/BUCK
+++ b/gitiles-servlet/BUCK
@@ -64,7 +64,7 @@
 java_doc(
   name = 'javadoc',
   title = 'Gitiles API Documentation',
-  pkg = 'com.google.gitiles',
+  pkgs = ['com.google.gitiles'],
   paths = ['gitiles-servlet/src/main/java'],
   srcs = SRCS,
   deps = DEPS + [
@@ -75,4 +75,5 @@
     '//lib:servlet-api_2_5',
   ],
   visibility = ['PUBLIC'],
+  do_it_wrong = True,
 )