follow-up(miden-proving-service): address missing comments (#1078)

* review: remove unused deps

* review: remove testing feature from docs and README

* review: remove once_cell dep

* review: add license section to readme

* review: use crate_root for proto files dir

* review: rename midne-remote-provers, mark it as no_std in lib.rs

* chore: update comment in build.rs

* review: do not use .take

* review: swap --features and --exclude calls in makefile

* review: fix license section in readme

CHANGELOG.md

@@ -31,7 +31,7 @@
 - Remove multi-threaded account seed generation due to single-threaded generation being faster (#1061).
 - Made `AccountIdError` public (#1067).
 - Made `BasicFungibleFaucet::MAX_DECIMALS` public (#1063).
-- [BREAKING] Removed `miden-tx-prover` crate and created `miden-proving-service` and `miden-remote-provers` (#1047).
+- [BREAKING] Removed `miden-tx-prover` crate and created `miden-proving-service` and `miden-proving-service-client` (#1047).
 - Deduplicate `masm` procedures across kernel and miden lib to a shared `util` module (#1070).
 
 ## 0.6.2 (2024-11-20)