Update regexp in lf-infra-ship-logs macro

Update regexp in lf-infra-ship-logs macro. This fixes a
regression from update to deploy-logs.sh script in
v0.53.0 causing missing logs links on Jenkins jobs.

https://gerrit.linuxfoundation.org/infra/c/releng/global-jjb/+/63501/4/shell/logs-deploy.sh

Test:
https://jenkins.opendaylight.org/releng/view/builder/job/builder-packer-verify/274

Issue: RELENG-2856
Change-Id: I2fb0bcf9660189172e2c7742a9b43d66e85493ce
Signed-off-by: Anil Belur <abelur@linuxfoundation.org>