TDG 1.10: add `tnt_cartridge_config_applied` metrics

[xuniq]

Product: TDG 1.x
Since: 1.10.0
Root document: https://www.tarantool.io/ru/tdg/1.6/admin/metrics/#id10
Jira ticket: https://jira.vk.team/browse/TNTP-3838
SME: @ olegrok @ oleg-jukovec

Details

Добавлена метрика применения конфигурации, см. https://www.tarantool.io/en/doc/2.11/book/monitoring/metrics_reference/#cartridge

Related issue: #5270