Skip non-existent Gitter users still in room membership and ignore MXID's that don't fit our pattern when syncing membership
Minor fixes
- Ignore MXID's that don't fit our pattern when syncing membership like
@madlittlemods:gitter.im
(where-as we are looking for the bridged user@madlittlemods-553d437215522ed4b3df8c50:gitter.im
) - Skip non-existent Gitter users still in room membership
Follow-up to !2331 (merged)
Part of #2857 (closed)
Edited by Eric Eastwood