Upgrade bazlets to latest master to build with 3.3.0 API

Bug: Issue 13791
Change-Id: I30134249656bdd27ac54b7f0aee0e77b7bd7922a
diff --git a/WORKSPACE b/WORKSPACE
index 4c04284..8ec9ae8 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -3,7 +3,7 @@
 load("//:bazlets.bzl", "load_bazlets")
 
 load_bazlets(
-    commit = "cf0bbc90e09a8a1d7c042d79f1555e3fa40984e1",
+    commit = "a511f3c90129d7de7ae67c0637001162980c08d5",
     #local_path = "/home/<user>/projects/bazlets",
 )
 
@@ -12,7 +12,7 @@
     "gerrit_api",
 )
 
-gerrit_api(version = "3.3.0-SNAPSHOT")
+gerrit_api(version = "3.3.0")
 
 load("//:external_plugin_deps.bzl", "external_plugin_deps")