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/makefiles/bin/compare_sandbox_makefiles.sh b/makefiles/bin/compare_sandbox_makefiles.sh
index f415beb..8d830af 100755
--- a/makefiles/bin/compare_sandbox_makefiles.sh
+++ b/makefiles/bin/compare_sandbox_makefiles.sh
@@ -17,7 +17,7 @@
 # SPDX-FileCopyrightText: 2024 Open Networking Foundation (ONF) and the ONF Contributors
 # SPDX-License-Identifier: Apache-2.0
 # -----------------------------------------------------------------------
-# https://gerrit.opencord.org/plugins/gitiles/onf-make
+# https://gerrit.lfbroadband.org/plugins/gitiles/onf-make
 # ONF.makefile.version = 1.0
 # -----------------------------------------------------------------------
 # Intent: This script is used to bulk refactor and merge makefile changes