Update global-jjb to v0.52.0

Signed-off-by: Anil Belur <abelur@linuxfoundation.org>
Change-Id: Ic2381686bca902ae24d9ec4cd1b9330418a57872

diff --git a/global-jjb b/global-jjb
index a47a2c5d2839a34e22c67e9e1e6578efd5540ae2..279b573811bf9bf82e55ae62ca95a2519cc5c78a 160000 (submodule)
--- a/global-jjb
+++ b/global-jjb
@@ -1 +1 @@
-Subproject commit a47a2c5d2839a34e22c67e9e1e6578efd5540ae2
+Subproject commit 279b573811bf9bf82e55ae62ca95a2519cc5c78a