[CI] run ThreadSanitizer builds with clang-10

Summary:
My CI VM is consistently green with the latest BerkleyBatch suppression PR, looks like a good time to bump this up.

Depends on D7560

Test Plan:
on a fresh VM of our CI:

build-configuration.py build-tsan

ran three times in a row all green.

Reviewers: #bitcoin_abc, Fabien

Reviewed By: #bitcoin_abc, Fabien

Subscribers: Fabien

Differential Revision: https://reviews.bitcoinabc.org/D7561