Update bazlets to the latest on stable-2.14 to use 2.14.7 release API

Change-Id: I04212f321c2ce043ca2352fd6d1437412ce2a823

WORKSPACE

diff --git a/WORKSPACE b/WORKSPACE
index 0ab9160..145f06b 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -3,7 +3,7 @@
 load("//:bazlets.bzl", "load_bazlets")
 
 load_bazlets(
-    commit = "52381b8a7cd9a68f39fd11a53fe5f4b16897a6e0",
+    commit = "3dbcd76602dd93fddb9deae4cacd1699164a19e9",
     # local_path = "/home/<user>/projects/bazlets",
 )