build(deps): bump capnpc from 0.21.4 to 0.23.2

Bumps [capnpc](https://github.com/capnproto/capnproto-rust) from 0.21.4 to 0.23.2.
- [Commits](capnproto/capnproto-rust@capnpc-v0.21.4...capnpc-v0.23.2)

---
updated-dependencies:
- dependency-name: capnpc
  dependency-version: 0.23.2
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

Cargo.lock

@@ -9,4 +9,4 @@ capnp = "0.21.7"
 
 [build-dependencies]
 capnp = { version = "0.21.7", default-features = false }
-capnpc = { version = "0.21.4", default-features = false }
+capnpc = { version = "0.23.2", default-features = false }