Let's Encrypt have announced[1] a transition to new intermediates. This
change adds these new intermediates to Tor's pinning set.
[1] https://letsencrypt.org/2020/09/17/new-root-and-intermediates.html
Change-Id: Ib6df959a4fea407eb0e379c507cb2a860ff943d3
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2427555
Auto-Submit: Adam Langley <agl@chromium.org>
Commit-Queue: Nick Harper <nharper@chromium.org>
Reviewed-by: Nick Harper <nharper@chromium.org>
Cr-Commit-Position: refs/heads/master@{#810330}