Upgrade bazlets to latest master to build with 3.0.0-rc3 API

Change-Id: I0e30a635f82d24d9a0ee53c06ab7c5a11841791d
diff --git a/WORKSPACE b/WORKSPACE
index 7e6801a..a972cc1 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -3,7 +3,7 @@
 load("//:bazlets.bzl", "load_bazlets")
 
 load_bazlets(
-    commit = "3bab941eed2637378f9e808b05778325eed2a19b",
+    commit = "298b25cf8c5ef0f27caa215cbc128e530f68d9f4",
     #local_path = "/home/<user>/projects/bazlets",
 )