Upgrade bazlets to latest master

Change-Id: I0beecd89f387f9f1cd46ad5ccebf006d4d8fc5bd
diff --git a/WORKSPACE b/WORKSPACE
index cb8cb31..43cd4f2 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -3,7 +3,7 @@
 load("//:bazlets.bzl", "load_bazlets")
 
 load_bazlets(
-    commit = "60bb597a9b8b0700334f8845ca61a7abc604ffcc",
+    commit = "738ddb525810a50c792736d7115a1bb5289bd3d3",
     #local_path = "/home/<user>/projects/bazlets",
 )