[AF] Debug logs in wallet_metadata sync for flaky integration test

To be reverted as soon as the issue is found.

Bug: 915229
Change-Id: I81e9d1f7fa23eee957df8256fa858e210af620c8
Reviewed-on: https://chromium-review.googlesource.com/c/1377438
Commit-Queue: Jan Krcal <jkrcal@chromium.org>
Reviewed-by: Sebastien Seguin-Gagnon <sebsg@chromium.org>
Cr-Commit-Position: refs/heads/master@{#616798}
2 files changed