CDC: brush up Values after validation

[lenkis]

PM ref.:

• CDC in Jira: https://jira.vk.team/browse/PRODUCTS-679
• CDC in Confluence: https://confluence.vk.team/display/TSE/Tarantool+CDCv9?src=contextnavpagetreemode
• CDC in GitLab: https://gitlab.corp.mail.ru/tarantool/cdc/v9/tarantool-cdc
• CDC dev docs:
  • Dev docs in md: https://gitlab.corp.mail.ru/tarantool/cdc/v9/tarantool-cdc/-/tree/master/doc
  • Anna Balaeva's readme: https://gitlab.corp.mail.ru/tarantool/k8s/helm-chart-cdc

Product: CDC
Since: 0.7.0
Audience/target: system administrators, devops
Root document: https://www.tarantool.io/ru/cdc/doc/latest/

SME: @ dkasimovskiy

Details

Developers will validate defaults, data types and real param usage (some params may prove unused although declared) against the code. The reviewers will commit their changes directly to doc draft, but most probably a final brushup will be needed.