Update bazlets to latest revision on master

Change-Id: I451636a985a3f355b1030e9a2ec7e2d98cfb9ec5

WORKSPACE

diff --git a/WORKSPACE b/WORKSPACE
index f4726a7..5da8f94 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -16,7 +16,7 @@
 load("//tools:bazlets.bzl", "load_bazlets")
 
 load_bazlets(
-    commit = "bd5e7bafb2bd72a4f84e06f07490b41d2921a65b",
+    commit = "3b4579bcb5978337a66c973c0371e953d9c6762b",
     # local_path = "/home/<user>/projects/bazlets",
 )