embedded checks

[TarantoolBot]

Related dev. issue(s): tarantool/tarantool#7726

Product: Tarantool
Since: 2.11
Root document: https://www.tarantool.io/en/doc/latest/reference/reference_lua/
SME: @ DifferentialOrange

Details

Now tarantool has checks module on its board. checks is a lua module
previously distributed as a separate rock which is widely used by
many other tarantool lua modules (like cartridge, metrics and crud) and
tarantool applications. checks has its own repo with README covering its
API usage: https://github.com/tarantool/checks/blob/master/README.md .
Requested by @ DifferentialOrange in tarantool/tarantool@5b68b6d.