Upgrade bazlets to latest stable-3.0

Change-Id: Ie965f3ffb92d11dd06dbdab68246b8505c9869f0

WORKSPACE

diff --git a/WORKSPACE b/WORKSPACE
index 16db61e..1d6ca59 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -3,7 +3,7 @@
 load("//:bazlets.bzl", "load_bazlets")
 
 load_bazlets(
-    commit = "f4a0de709185c5447fed6fdce124dc5d33065ca1",
+    commit = "3c0a1bd325152af99640655831aef109e460bbe7",
     #local_path = "/home/<user>/projects/bazlets",
 )