[Config] Update tt reference to using a new config

[andreyaksenov]

Epic: #3544

Product: Tarantool
Since: 3.0
Root document:

• https://www.tarantool.io/en/doc/latest/reference/tooling/tt_cli/create/
• https://www.tarantool.io/en/doc/latest/reference/tooling/tt_cli/check/
• https://www.tarantool.io/en/doc/latest/reference/tooling/tt_cli/start/

SME: @ psergee

Details

Check other places where init.lua is used.

[andreyaksenov]

Fixed in this PR: #4039