Fix-up incorrect spellings in docs. (#16282)

changelog.d/16282.doc

docs/ancient_architecture_notes.md

docs/changelogs/CHANGES-2019.md

docs/changelogs/CHANGES-2020.md

docs/changelogs/CHANGES-2021.md

docs/changelogs/CHANGES-2022.md

docs/changelogs/CHANGES-pre-1.0.md

docs/consent_tracking.md

docs/development/contributing_guide.md

docs/development/synapse_architecture/faster_joins.md

docs/log_contexts.md

docs/postgres.md

docs/setup/installation.md

docs/tcp_replication.md

docs/turn-howto.md

docs/upgrade.md

docs/usage/administration/admin_api/federation.md

docs/usage/configuration/config_documentation.md