- As 14221.patch is modified to skip the parts we dont need
(changelog snippets) remove the url from the spec file.

- All the shebang line fixing should skip the vendor directory so
that we do not break the checksum checks in cargo.

- Added https://patch-diff.githubusercontent.com/raw/matrix-org/synapse/pull/14221.patch
Same fix for the cache_memory as for url_preview

- python-six is not required
https://trello.com/c/MO53MocR/143-remove-python3-six

- Update to 1.69.0
Please note that legacy Prometheus metric names are now
deprecated and will be removed in Synapse 1.73.0. Server
administrators should update their dashboards and alerting rules
to avoid using the deprecated metric names. See the upgrade notes
for more details.
- Features
- Allow application services to set the origin_server_ts of a
state event by providing the query parameter ts in PUT
/_matrix/client/r0/rooms/{roomId}/state/{eventType}/{stateKey},
per MSC3316. Contributed by @lukasdenk. (#11866)
- Allow server admins to require a manual approval process
before new accounts can be used (using MSC3866). (#13556)
- Exponentially backoff from backfilling the same event over
and over. (#13635, #13936)
- Add cache invalidation across workers to module API. (#13667,
#13947)
- Experimental implementation of MSC3882 to allow an existing