* Revolg DOCSUP-998 Document the always_fetch_merged_part setting (#123)

* Add always_fetch_merged_part setting

* revolg-DOCSUP-998-add_always_fetch_merged_part_setting link fixed

* Apply suggestions from code review
Co-authored-by: NBayoNet <da-daos@yandex.ru>

* Add always_fetch_merged_part setting. Updates.

* Update docs/en/operations/settings/settings.md
Co-authored-by: NBayoNet <da-daos@yandex.ru>

* Add always_fetch_merged_part setting. Updates.
Co-authored-by: NOlga Revyakina <revolg@yandex-team.ru>
Co-authored-by: NBayoNet <da-daos@yandex.ru>

* CLICKHOUSEDOCS-605: Minor fixes.

* CLICKHOUSEDOCS-605: Added Plausible to Adopters.

* Update docs/ru/operations/settings/settings.md
Co-authored-by: Nalesapin <alesapin@gmail.com>

* Update docs/en/operations/settings/settings.md
Co-authored-by: Nalesapin <alesapin@gmail.com>

* CLICKHOUSEDOCS-605: Fixed access rights description.
Co-authored-by: Nolgarev <56617294+olgarev@users.noreply.github.com>
Co-authored-by: NOlga Revyakina <revolg@yandex-team.ru>
Co-authored-by: NSergei Shtykov <bayonet@yandex-team.ru>
Co-authored-by: Nalesapin <alesapin@gmail.com>