Upgrade global-jjb to v0.47.0-9-g30a6dac

This picks up a repair to the PyPI release-merge job.

Signed-off-by: Lott, Christopher (cl778h) <cl778h@att.com>
Change-Id: I9f67948bc03071a296284883ff19e49672b8c9f5

diff --git a/global-jjb b/global-jjb
index fa5ddbf..30a6dac 160000 (submodule)
--- a/global-jjb
+++ b/global-jjb
@@ -1 +1 @@
-Subproject commit fa5ddbf67c8b9ee78707c1d37abcbe16b4cb7cb4
+Subproject commit 30a6dacd8befef0dc78942a53068fa52a101cc9f