Chore: Update global-jjb to the latest v0.68.1

Issue-ID: RELENG-4025
Signed-off-by: Anil Belur <abelur@linuxfoundation.org>
Change-Id: I27791be47087b7340577e8d6b181f247d230a768

diff --git a/global-jjb b/global-jjb
index 09659ce..e3b4365 160000 (submodule)
--- a/global-jjb
+++ b/global-jjb
@@ -1 +1 @@
-Subproject commit 09659ce65d005b15595a44bbef6304fd3cc83ac1
+Subproject commit e3b4365df52fdf3fdd6abe86a7fcc4b06c29e181