Replace opencord.org with lfbroadband.org

This replaces all instances of opencord.org with lfbroadband.org, with
the exception of email addresses, which are not yet migrated.

Signed-off-by: Eric Ball <eball@linuxfoundation.org>
Change-Id: Id34a12b75668e2cab6b6bc76f148f030324ac276
diff --git a/jjb/pipeline/voltha/device-management-mock-tests.groovy b/jjb/pipeline/voltha/device-management-mock-tests.groovy
index 90519c0..c4f3da3 100644
--- a/jjb/pipeline/voltha/device-management-mock-tests.groovy
+++ b/jjb/pipeline/voltha/device-management-mock-tests.groovy
@@ -17,7 +17,7 @@
 library identifier: 'cord-jenkins-libraries@master',
     retriever: modernSCM([
       $class: 'GitSCMSource',
-      remote: 'https://gerrit.opencord.org/ci-management.git'
+      remote: 'https://gerrit.lfbroadband.org/ci-management.git'
 ])
 
 def localCharts = false