Upgrade bazlets to latest stable-3.0

Change-Id: I3ce4ebed813c48d8135e3da5ee06b3277c98e6da
diff --git a/WORKSPACE b/WORKSPACE
index 57bdb0b..4772563 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -3,7 +3,7 @@
 load("//:bazlets.bzl", "load_bazlets")
 
 load_bazlets(
-    commit = "854b257c893cb50188acb2db25f719db1ff6ce5a",
+    commit = "2629e3802493a45cdc7a3e03deb3331743daa09c",
     #local_path = "/home/<user>/projects/bazlets",
 )