Upgrade global-jjb to v0.63.0

Upgrade to v0.63.0
Fix build strategy for docker merge jobs

Issue-ID: CIMAN-33
Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>
Change-Id: I3ef44ddaf0c6ebf213ed5b36e7488ed3dcc20f90
diff --git a/global-jjb b/global-jjb
index c8b9acd..bee1d11 160000
--- a/global-jjb
+++ b/global-jjb
@@ -1 +1 @@
-Subproject commit c8b9acd166fcbd88139a65f7721e522980a0e013
+Subproject commit bee1d1152f7fd19e81ef23344011541d1d66a091