Fix /var/run SELinux file contexts

/var/run/<service> needs to be relabeled with the correct file
contexts. With systemd, these directories are created anew each
boot by /lib/systemd/system/<service>-create-dir.service.
os-svc-daemon was updated to correct the file contexts.

Change-Id: I6487d0726db08912eed3062dfee2552940eadcfb
Closes-Bug: 1346559
Merge "Fix /var/run SELinux file contexts"