Update rmcp to 3.2.0 (#42383)

## What changed

- Upgrade `rmcp` and `rmcp-macros` from 3.1.3 to 3.2.0.
- Refresh the Cargo and Bazel lockfiles for the new versions.

GitOrigin-RevId: a1d7696eafe6a150c6e09c3cc9c3663a8fd68679

codex-rs/Cargo.lock

@@ -12139,9 +12139,9 @@ dependencies = [
 
 [[package]]
 name = "rmcp"
-version = "3.1.3"
+version = "3.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5f17072af977b0f86f714dbd64b3d37d0715bb63064f9d13483f0a1775813374"
+checksum = "42b6914fac0be956fe704a38239c3f44a9f841d1b06a5713d2f638065593f5b5"
 dependencies = [
  "async-trait",
  "base64 0.23.0",
@@ -12175,9 +12175,9 @@ dependencies = [
 
 [[package]]
 name = "rmcp-macros"
-version = "3.1.3"
+version = "3.2.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "54817231d63a35330d5c3a5782a4a166fbe3b914a9faab440d3dd8bd37971890"
+checksum = "cdf1c49bd4d52014b94db0877410db273c2008f01628b0252a2e9460ad9b7fda"
 dependencies = [
  "darling 0.24.0",
  "proc-macro2",

codex-rs/Cargo.toml

@@ -415,7 +415,7 @@ rcgen = { version = "0.14.7", default-features = false, features = [
 regex = "1.12.3"
 regex-lite = "0.1.8"
 reqwest = { version = "0.12", features = ["cookies"] }
-rmcp = { version = "=3.1.3", default-features = false }
+rmcp = { version = "=3.2.0", default-features = false }
 runfiles = { git = "https://github.com/dzbarsky/rules_rust", rev = "b56cbaa8465e74127f1ea216f813cd377295ad81" }
 rustix = { version = "1.1.4", features = ["net"] }
 rustls = { version = "0.23", default-features = false, features = [