[services] Export sqlite_orm as CMake project

Summary:
Export so that it can be consumed elsewhere

Depends on D4297

Test Plan: nix develop && cd native/cpp/lib/sqlite_orm && mkdir build && cd build && cmake .. && make

Reviewers: max, karol, atul, ashoat, varun

Reviewed By: atul, ashoat

Subscribers: ashoat, tomek, adrian, atul, abosh

Differential Revision: https://phab.comm.dev/D4298