🤝 Ensure verified provider is set in TWA Client Tests.

Bug: 966336
Change-Id: I586a9f43fe2ef3956ba43af2197d634c1de189d1
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/1626595
Commit-Queue: Yaron Friedman <yfriedman@chromium.org>
Reviewed-by: Yaron Friedman <yfriedman@chromium.org>
Reviewed-by: Pavel Shmakov <pshmakov@chromium.org>
Cr-Commit-Position: refs/heads/master@{#663072}
3 files changed