We can do the similar change like we did in
https://review.openstack.org/#/c/620466/
Since we have duplicated log configuration,we can erase
logrotate.d/dhcp instead of remove the file with the patch.
Deployment test pass and logrotate.d/dhcp file check pass.
Story: 2004452
Task: 28131
Change-Id: Ib22fa073ca4e09af1b25854f0f1c8574f9337f3c
Signed-off-by: zhipengl <zhipengs.liu@intel.com>