Merge pull request namada-net#4351 from anoma/tomas/fix-tonic-out-dir

tx: build tonic artifacts into OUT_DIR

Author: mergify[bot]

crates/tx/build.rs

@@ -15,7 +15,6 @@ fn main() {
     println!("cargo:rerun-if-changed={}", PROTO_SRC);
 
     tonic_build::configure()
-        .out_dir("src/proto/generated")
         .protoc_arg("--experimental_allow_proto3_optional")
         .compile_protos(&[format!("{}/types.proto", PROTO_SRC)], &[PROTO_SRC])
         .unwrap();

crates/tx/src/proto/generated.rs

@@ -1,3 +1,6 @@
 #![allow(missing_docs)]
 
-pub mod types;
+/// Tonic tx types generated from protobuf definitions at build
+pub mod types {
+    include!(concat!(env!("OUT_DIR"), "/types.rs"));
+}