[VOL-5121] - Fix permissions on ~/.volt/config

vars/installVoltctl.groovy
--------------------------
  o Fix perms on ~/.volt from a central place.

jjb/voltha-e2e/voltha-2.8.yaml
------------------------------
  o Cosmetic edit (loglevel: DEBUG <=> INFO).
  o Included to force regeneration of pipeline jobs.

Change-Id: Id1db15c01ee4fba949ea1ba1cf41ec01670d17bd
diff --git a/jjb/voltha-e2e/voltha-2.8.yaml b/jjb/voltha-e2e/voltha-2.8.yaml
index b5e8ac2..e511ba5 100644
--- a/jjb/voltha-e2e/voltha-2.8.yaml
+++ b/jjb/voltha-e2e/voltha-2.8.yaml
@@ -20,7 +20,7 @@
     make-target-reconciledttest: reconcile-openonu-go-adapter-test-dt
     make-target-reconciletttest: reconcile-openonu-go-adapter-test-tt
 
-# source: voltha-e2e.yaml
+    # source: voltha-e2e.yaml
     jobs:
       - 'voltha-periodic-test':
           name: 'periodic-voltha-pm-data-test-bbsim-2.8-playground'
@@ -29,7 +29,7 @@
           code-branch: 'voltha-2.8'
           extraHelmFlags: '--set kafka.externalAccess.enabled=true,kafka.externalAccess.service.type=NodePort,kafka.externalAccess.service.nodePorts[0]=30201,kafka.externalAccess.service.domain=127.0.0.1'
           time-trigger: "H H/23 * * *"
-          logLevel: 'DEBUG'
+          logLevel: 'INFO'
           testTargets: |
             - target: voltha-pm-data-single-kind-att
               workflow: att
@@ -56,7 +56,7 @@
           extraHelmFlags: '--set onu=2,pon=2 --set kafka.externalAccess.enabled=true,kafka.externalAccess.service.type=NodePort,kafka.externalAccess.service.nodePorts[0]=30201,kafka.externalAccess.service.domain=127.0.0.1'
           olts: 2
           timeout: 180
-          logLevel: 'DEBUG'
+          logLevel: 'INFO'
           testTargets: |
             - target: voltha-pm-data-multiolt-kind-att
               workflow: att
@@ -136,5 +136,4 @@
               teardown: false
               logging: true
 
-
-# [EOF]          
+# [EOF]