[3.15] gh-151593: Use timeout on GitHub Action TSan jobs (GH-151594) (#151597)

[3.15] gh-151593: Use timeout on GitHub Action TSan jobs (GH-151594) (#151597)

gh-151593: Use timeout on GitHub Action TSan jobs (GH-151594)

Use a timeout of 15 minutes for --tsan command and a timeout of 10
minutes for --tsan-parallel command. Display also the slowest tests
to help adjusting these timeouts later if needed.
(cherry picked from commit 460dec26518df5aa262ded5a2ee4e94b8854b569)

Co-authored-by: Victor Stinner <vstinner@python.org>