Merge branch 'release-x.51.x' into backport-c4868c66

docs/README.md

docs/api-documentation.md

docs/configuring-metabase/appearance.md

docs/configuring-metabase/environment-variables.md

docs/configuring-metabase/fonts.md

docs/configuring-metabase/setting-up-metabase.md

docs/dashboards/filters.md

docs/dashboards/interactive.md

docs/dashboards/introduction.md

docs/dashboards/multiple-series.md

docs/data-modeling/field-types.md

docs/data-modeling/metadata-editing.md

docs/data-modeling/models.md

docs/databases/connecting.md

docs/databases/connections/athena.md

docs/databases/connections/bigquery.md

docs/databases/connections/druid.md

docs/databases/connections/mariadb.md

docs/databases/connections/mysql.md

docs/databases/connections/oracle.md