[C++] Add ODBC build option to arrow root cmake file

[alinaliBQ]

Describe the enhancement requested

Add ODBC build option to arrow root cmake file, so we can build just the ODBC from the root using that option. And then ODBC’s dependencies should be built as well.

• Parent issue: [C++] Implement ODBC driver "wrapper" using FlightSQL #30622

Component(s)

FlightRPC