Merge remote-tracking branch 'origin/release-v1.46' into develop

changelog.d/11065.misc

-Be more lenient when parsing oEmbed response versions.

changelog.d/11066.misc

-Add type hints to `synapse.events`.

changelog.d/11068.misc

-Always dump logs from unit tests during CI runs.

changelog.d/11069.doc

-Fix broken links relating to module API deprecation in the upgrade notes.

changelog.d/11070.misc

-Create a separate module for the retention configuration.

changelog.d/11071.misc

-Add a test for the workaround introduced in [\#11042](https://github.com/matrix-org/synapse/pull/11042) concerning the behaviour of third-party rule modules and `SynapseError`s.

changelog.d/11075.bugfix

-Fix a long-standing bug where users excluded from the user directory were added into the directory if they belonged to a room which became public or private.
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changelog.d/11076.misc

-Fix type hints in the relations tests.

changelog.d/11077.bugfix

-Fix a long-standing bug when attempting to preview URLs which are in the `windows-1252` character encoding.

changelog.d/11078.bugfix

-Fix broken export-data admin command and add test script checking the command to CI.
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changelog.d/11083.doc

-Add more information about what happens when a user is deactivated.
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changelog.d/11088.feature

-Experimental support for the thread relation defined in [MSC3440](https://github.com/matrix-org/matrix-doc/pull/3440).

changelog.d/11089.bugfix

-Fix a long-standing bug when attempting to preview URLs which are in the `windows-1252` character encoding.

changelog.d/11092.doc

-Clarify the the sample log config can be copied from the documentation without issue.

changelog.d/11093.doc

-Update the admin API documentation with an updated list of the characters allowed in registration tokens.

changelog.d/11095.misc

-Add type hints to most `HomeServer` parameters.

changelog.d/11096.doc

-Document Synapse's behaviour when dealing with multiple modules registering the same callbacks and/or handlers for the same HTTP endpoints.

changelog.d/11101.bugfix

-Show an error when timestamp in seconds is provided to the `/purge_media_cache` Admin API.
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changelog.d/11103.bugfix

-Fix local users who left all their rooms being removed from the user directory, even if the "search_all_users" config option was enabled.
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changelog.d/11109.misc

-Add missing type hints to `synapse.api` module.