Fix setting rp_filter for all interfaces

Currently when new interface added it doesn't take rp_filter
setting from default or all rp_filter because of wildcard
settings in /lib/sysctl.d/50-default.conf.

Related-Prod: https://mirantis.jira.com/browse/PRODX-48892
Change-Id: Ib04ee5b15668c128d90bd61bc9871e69873d0d50
1 file changed