remove unused import and unexpected cfg warnings

Author: enigbe

rust/Cargo.toml

@@ -16,4 +16,4 @@ panic = "abort"
 
 [workspace.lints.rust.unexpected_cfgs]
 level = "forbid"
-check-cfg = ['cfg(noop_authorizer)']
+check-cfg = ['cfg(noop_authorizer)', 'cfg(genproto)']

rust/api/Cargo.toml

@@ -18,3 +18,6 @@ reqwest =  { version = "0.11.13", default-features = false, features = ["rustls-
 
 [features]
 _test_utils =["rand"]
+
+[lints]
+workspace = true

rust/impls/src/lib.rs

@@ -15,5 +15,4 @@ mod migrations;
 /// Contains [PostgreSQL](https://www.postgresql.org/) based backend implementation for VSS.
 pub mod postgres_store;
 
-#[macro_use]
 extern crate api;