ci(lts): Add lts-triage-v2.py

lts-triage-v2.py checks the integration branch commits
against the lts branch. If there is any non-zero score commits,
a CSV report will be generated and will be sent to the maintainers.
Please check the README. [1]

[1]: https://linaro.atlassian.net/browse/TFC-510

Signed-off-by: Arthur She <arthur.she@linaro.org>
Change-Id: If4771e18e0cb1f76ebb09fb61188b5c763a942d7
3 files changed