TDB (iproto): enable `Tuples` tab in TCM

[xuniq]

Product: Tarantool DataBase, TCM
Since: TCM 1.6.0
Audience/target:
Root documents:

• https://www.tarantool.io/en/tarantooldb/doc/latest/getting_started/#tcm
• https://www.tarantool.io/en/doc/latest/tooling/tcm/tcm_ui_overview/#tuples

SME: @ a1div0

Details

1. feature:
   tuples: True

2. дописать про то, как можно несколько условий вписать

MR: https://gitlab.corp.mail.ru/tarantool/tdb/tarantooldb/-/merge_requests/257

• TDB 2.x
• TDB 3.x
• platform docs, TCM