pull in latest buildrump.sh

diff --git a/buildrump.sh b/buildrump.sh
index 89155afa61b34dc33cc6464e1f08715b7514490b..94c092b906e348acd512744536d28e4f06e4c1ef 160000 (submodule)
--- a/buildrump.sh
+++ b/buildrump.sh
@@ -1 +1 @@
-Subproject commit 89155afa61b34dc33cc6464e1f08715b7514490b
+Subproject commit 94c092b906e348acd512744536d28e4f06e4c1ef