Обновить документацию к конфигурации пикодаты

Picodata follow-up

• Follow-up for picodata!1653 (merged)
• Doc pages to change:
  • https://docs.picodata.io/picodata/stable/architecture/system_tables/#_pico_tier
  • https://docs.picodata.io/picodata/stable/tutorial/deploy_ansible/#plugin_management
  • https://docs.picodata.io/picodata/stable/tutorial/deploy/
  • https://docs.picodata.io/picodata/stable/reference/config/#config_file_description
  • https://docs.picodata.io/picodata/stable/tutorial/monitoring/#reading_log
  • https://docs.picodata.io/picodata/stable/overview/glossary/#bucket