FUNCovsdbtest at 09 Sep 2020 02:08:38

<img src="https://jenkins.onosproject.org/view/QA/job/postjob-VM/lastSuccessfulBuild/artifact/FUNCovsdbtest_master_20-builds_graph.jpg", alt="FUNCovsdbtest", style="width:525px;height:350px;border:0">
commit 209edb1ec4971247910a2e3def7cc7d15e11c7c5 (HEAD, origin/master, origin/HEAD, master)
Author: Charles Chan [charles@opennetworking.org]
AuthorDate: Fri Sep 4 19:50:57 2020 -0700
Commit: Charles Chan [charles@opennetworking.org]
CommitDate: Tue Sep 8 22:32:21 2020 +0000

Replace sed with perl

Case 1: Starting up 1 node(s) ONOS cluster - FAIL