Custom ONOS image and OLT app for app upgrade test

Change-Id: I0ce76ce6d8503ec30d557bc79eca726a8f502ef3
diff --git a/jjb/software-upgrades.yaml b/jjb/software-upgrades.yaml
index b06a377..01ee9a8 100644
--- a/jjb/software-upgrades.yaml
+++ b/jjb/software-upgrades.yaml
@@ -9,13 +9,13 @@
       - 'software-upgrades-test':
           name: 'periodic-software-upgrade-test-bbsim'
           pipeline-script: 'voltha/master/software-upgrades.groovy'
-          onos-image: 'andreacampanella/voltha-onos:olt-group-pkt-req-mcast-fix'
+          onos-image: 'andreacampanella/voltha-onos:olt-required-drivers'
           build-node: 'qct-pod4-node2'
           code-branch: 'master'
           aaa-version: '2.3.0.SNAPSHOT'
           aaa-oar-url: 'https://oss.sonatype.org/content/groups/public/org/opencord/aaa-app/2.3.0-SNAPSHOT/aaa-app-2.3.0-20210322.191830-3.oar'
           olt-version: '4.4.0.SNAPSHOT'
-          olt-oar-url: 'https://oss.sonatype.org/content/groups/public/org/opencord/olt-app/4.4.0-SNAPSHOT/olt-app-4.4.0-20210319.122447-8.oar'
+          olt-oar-url: '10.128.200.1:8000/olt-app-4.4.0-SNAPSHOT.oar'
           dhcpl2relay-version: '2.4.0.SNAPSHOT'
           dhcpl2relay-oar-url: 'https://oss.sonatype.org/content/groups/public/org/opencord/dhcpl2relay-app/2.4.0-SNAPSHOT/dhcpl2relay-app-2.4.0-20210311.091154-2.oar'
           igmpproxy-version: '2.2.0.SNAPSHOT'