Fix: Upgrade global-jjb to v0.90.7

This is in order to fetch the fix for jenkins-verify-images.sh

Issue-ID: CIMAN-33
Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>
Change-Id: I71d2a7e7554a3d216a6497a22355a7edb931731f

diff --git a/global-jjb b/global-jjb
index 5082a11..d17628c 160000 (submodule)
--- a/global-jjb
+++ b/global-jjb
@@ -1 +1 @@
-Subproject commit 5082a11f31ae10c69d23417d6466e24f4b2bcad6
+Subproject commit d17628c0be0e89488f1da714a7b3f8ca1e19c419