Make java_sources rule public

Change-Id: I982e9b021e5f237ebdc3756a0da95203d8091e82

java_sources.bucklet

diff --git a/java_sources.bucklet b/java_sources.bucklet
index f20285a..377bc80 100644
--- a/java_sources.bucklet
+++ b/java_sources.bucklet
@@ -30,11 +30,11 @@
   java_library(
     name = name + '__tmp',
     resources = srcs,
-    visibility = visibility,
   )
   java_binary(
     name = name,
     deps = [
       ':%s__tmp' % name,
     ],
+    visibility = visibility,
   )