[libc-commits] [libc] [libc] Move RPC interface to `libc/shared` to export it (PR #117034)

[Joseph Huber via libc-commits]

jhuber6 wrote:

For future reference, discussed with @michaelrj-google and the current plan is to store this in `shared/` for now and then later install it via `include/rpc`.

https://github.com/llvm/llvm-project/pull/117034