Update bazlets to latest revision on stable-2.14

This updates the API to 2.14.6

Change-Id: I8abd42775eeab4a2d29f1ce09a91001a880d080b
diff --git a/WORKSPACE b/WORKSPACE
index bdd00e1..103178d 100644
--- a/WORKSPACE
+++ b/WORKSPACE
@@ -3,7 +3,7 @@
 load("//:bazlets.bzl", "load_bazlets")
 
 load_bazlets(
-    commit = "b7514d03a7798905ff1513295b46620e57b8f386",
+    commit = "9459f7606f3efe7c1b46703f9bee1a97ad623878",
 )
 
 #Snapshot Plugin API