Wait for current_state_events_membership before populate_stats_process_rooms (#7387)

populate_stats_process_rooms was added in #5971 / v1.4.0; current_state_events_membership was added in #5706 / v1.3.0.

Fixes #7380.

1 files changed, 1 insertions, 0 deletions

diff --git a/changelog.d/7387.bugfix b/changelog.d/7387.bugfix
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+Fix a bug which would cause the room durectory to be incorrectly populated if Synapse was upgraded directly from v1.2.1 or earlier to v1.4.0 or later. Note that this fix does not apply retrospectively; see the [upgrade notes](UPGRADE.rst#upgrading-to-v1130) for more information.