[3pt] Add panels of each type for dev support

# Add panels on the starter page

Use sphinx-panels https://sphinx-panels.readthedocs.io/en/latest/

* 1st-type panels at https://www.tarantool.io/en/doc/latest/
* 2nd-type panels at https://www.tarantool.io/ru/doc/latest/getting_started/
* 3st-type at https://www.tarantool.io/en/doc/latest/reference/reference_lua/box_space/

**Reviewer:** @NataliaPlatova @Katedraw 