csit: Remove not needed jobs
https://jenkins.fd.io/view/csit/job/csit-docs-merge-2005-ubuntu2004-x86_64
https://jenkins.fd.io/view/csit/job/csit-report-merge-2005-ubuntu2004-x86_64
https://jenkins.fd.io/view/csit/job/csit-verify-tox-2005-ubuntu2004-x86_64
https://jenkins.fd.io/view/csit/job/csit-docs-merge-2009-ubuntu2004-x86_64
https://jenkins.fd.io/view/csit/job/csit-*-perf-report-coverage-2009-*
https://jenkins.fd.io/view/csit/job/csit-*perf-report-iterative-2009-*
https://jenkins.fd.io/view/csit/job/csit-report-merge-2009-ubuntu2004-x86_64
https://jenkins.fd.io/view/csit/job/csit-vpp-device-2009-ubuntu2004-x86_64-*
https://jenkins.fd.io/view/csit/job/csit-*-perf-report-coverage-2101-*
https://jenkins.fd.io/view/csit/job/csit-*perf-report-iterative-2101-*
Change-Id: I54ea273cb7fb33fdbe427693a021a8b50def6223
Signed-off-by: Tibor Frank <tifrank@cisco.com>