Trending: new daily set

New daily sets are prepared based on information in
https://gerrit.fd.io/r/c/csit/+/24073/1/docs/job_specs/perf_tests_job_specs.md
and previous test set definitions in
docs/job_specs/test_select_list_[2n|3n]_[clx|skx|hsw|tsh|dnv].md
files.

- mrr-daily-2n-clx: 510 TCs (incl. nfv_density), expected exec. time 8:50h
- mrr-daily-2n-skx: 525 TCs (incl. nfv_density), expected exec. time 7:55h
- mrr-daily-3n-skx: 393 TCs (incl. nfv_density), expected exec. time 11:00h
- mrr-daily-3n-hsw: 177 TCs (incl. nfv_density), expected exec. time 7:10h
- mrr-daily-3n-tsh: 204 TCs, expected exec. time 21:00h
- mrr-daily-2n-dnv: 84 TCs, expected exec. time 2:25h
- mrr-daily-3n-dnv: 144 TCs, expected exec. time 6:35h

+ add some missing test suites
+ add trex-sl-2n-ethip4udp-1000u15p.py T-Rex traffic profile
+ correction of TS and TC names and tags in directory
  tests/vpp/perf/nfv_density/chain_ipsec

Change-Id: Icfc86e9af97ed8dd8ccd2a34355c99aad69a28c0
Signed-off-by: Jan Gelety <jgelety@cisco.com>