[TCM] How-to: clusters & limits configuration

**Product:** Tarantool Cluster Manager
**Since:** TCM 1.0.0, Tarantool 3.0
**Audience/target:** dev/admin
**Root document:** new page in the TCM section
**SME:** @ filonenko-mikhail 

# Details

How-to instruction on configuring limits (users, roles, clusters, etc.) and clusters (timeouts, connection rates).
See `limits.*` and `cluster.*` TCM config parameters for details.