Reduce global timeout

Reduce timeout to 90 minutes.
This timeout is too big. Reduce it to 90
minutes to avoid stalled jobs.

Change-Id: I0d4ed4bc81dacd9259a879ee38b52bb6d13011ab
Issue-ID: CIMAN-142
Signed-off-by: Jessica Wagantall <jwagantall@linuxfoundation.org>
diff --git a/jjb/global-defaults.yaml b/jjb/global-defaults.yaml
index 7ec69c6..9de47bf 100644
--- a/jjb/global-defaults.yaml
+++ b/jjb/global-defaults.yaml
@@ -31,7 +31,7 @@
         -Dorg.ops4j.pax.url.mvn.localRepository=/tmp/r
 
     # Timeout in minutes
-    build-timeout: 360
+    build-timeout: 90
     build-node: ubuntu1604-basebuild-2c-1g
 
     archive-artifacts: ''