Upgrade bazlets to latest stable-3.2 to build with 3.2.5.1 API

Change-Id: I4943d11695407c51ebea791995aa99552345ca00

WORKSPACE

diff --git a/WORKSPACE b/WORKSPACE
index 5b70ccf..b5de99e 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -3,7 +3,7 @@
 load("//:bazlets.bzl", "load_bazlets")
 
 load_bazlets(
-    commit = "0f81174e3d1b892a1342ebc75bb4bbb158ae0efe",
+    commit = "cf0bbc90e09a8a1d7c042d79f1555e3fa40984e1",
     #local_path = "/home/<user>/projects/bazlets",
 )