*: bump to q3k's kubecfg, kubernetes 1.16

Change-Id: I302876d5a45cbfb63d87ad9f6ea9aaeff7bec17d
diff --git a/cluster/tools/BUILD b/cluster/tools/BUILD
index de5c5b7..8e0900e 100644
--- a/cluster/tools/BUILD
+++ b/cluster/tools/BUILD
@@ -9,7 +9,7 @@
 
 copy_go_binary(
     name = "kubecfg",
-    src = "@com_github_ksonnet_kubecfg//:kubecfg",
+    src = "@com_github_bitnami_kubecfg//:kubecfg",
     visibility = ["//visibility:public"],
 )