[2.x] TDB (IPROTO): check info about deploying with config storage

[xuniq]

Product: Tarantool DB
Since: 2.3.0
Root documents:

• https://www.tarantool.io/en/tarantooldb/doc/latest/install_and_upgrade/install/
• https://www.tarantool.io/en/tarantooldb/doc/latest/examples/tdb_as_config_storage/tdb_as_config_storage/
• https://www.tarantool.io/en/tarantooldb/doc/latest/user_guide/cluster_config/

SME: @ a1div0 @ Galiev-Ruslan @ Satbek
Dev issue: https://jira.vk.team/browse/TNTP-1123 https://jira.vk.team/browse/TNTP-1111

Details

Check the sections about the config storage:

• using with ATE
• manual and ATE installation + deploy
• tdb_as_config_storage example