the CWMP account mac is correctly set on the lan device but was not correctly as label-mac
Signed-off-by: Florian Maurer <f.maurer@outlook.de>
Link: https://github.com/openwrt/openwrt/pull/17618
Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>
(cherry picked from commit f9813f41b2e9fccb644ae149eabe575fbae12fa3)