[VOL-4237] Removing log-collector.sh script from physical pipeline (logs are already collected by a Robot keyword)
Enabling voltha-scale-multi-stack jobs for voltha-2.8

Change-Id: I4b103de08e74f47a6d520302573f61afb0f20a95
diff --git a/jjb/voltha-test/voltha-nightly-jobs.yaml b/jjb/voltha-test/voltha-nightly-jobs.yaml
index cf7c91b..5d4a1fd 100644
--- a/jjb/voltha-test/voltha-nightly-jobs.yaml
+++ b/jjb/voltha-test/voltha-nightly-jobs.yaml
@@ -283,7 +283,7 @@
                   Copyright (c) 2017 Open Networking Foundation (ONF)
 
     <<: *voltha-pipe-job-boiler-plate
-    pipeline-script: 'voltha-physical-functional-tests.groovy'
+    pipeline-script: 'voltha/master/voltha-physical-functional-tests.groovy'
     manifest-url: 'https://gerrit.opencord.org/voltha-test-manifest.git'
     manifest-branch: 'master'
 
@@ -410,7 +410,7 @@
                   Copyright (c) 2017 Open Networking Foundation (ONF)
 
     <<: *voltha-pipe-job-boiler-plate
-    pipeline-script: 'voltha-physical-functional-tests.groovy'
+    pipeline-script: 'voltha/master/voltha-physical-functional-tests.groovy'
     manifest-url: 'https://gerrit.opencord.org/voltha-test-manifest.git'
     manifest-branch: 'master'
 
@@ -534,7 +534,7 @@
                   Created by Suchitra Vemuri, suchitra@opennetworking.org <br />
                   Copyright (c) 2017 Open Networking Foundation (ONF)
     <<: *voltha-pipe-job-boiler-plate
-    pipeline-script: 'voltha-physical-functional-tests.groovy'
+    pipeline-script: 'voltha/master/voltha-physical-functional-tests.groovy'
     manifest-url: 'https://gerrit.opencord.org/voltha-test-manifest.git'
     manifest-branch: 'master'