Early return in AccountManagerFacadeImpl::ShowReauthAccountDialog

Early return if remote version is not supported.

Bug: 1140469
Change-Id: Ia656d7fc4ed657536a3a19b2cbab574ce9ab2610
Reviewed-on: https://chromium-review.googlesource.com/c/chromium/src/+/2672140


Reviewed-by: Kush Sinha <sinhak@chromium.org>
Commit-Queue: Anastasiia N <anastasiian@chromium.org>
Cr-Commit-Position: refs/heads/master@{#850534}