fix(deps): bump nix from 0.29.0 to 0.30.0

Bumps [nix](https://github.com/nix-rust/nix) from 0.29.0 to 0.30.0.
- [Changelog](https://github.com/nix-rust/nix/blob/master/CHANGELOG.md)
- [Commits](nix-rust/nix@v0.29.0...v0.30.0)

---
updated-dependencies:
- dependency-name: nix
  dependency-version: 0.30.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Cargo.lock

@@ -89,7 +89,7 @@ insta = "1.43.1"
 libc = "0.2.172"
 mcp_client = { path = "crates/mcp_client" }
 mimalloc = "0.1.46"
-nix = { version = "0.29.0", features = [
+nix = { version = "0.30.0", features = [
     "feature",
     "fs",
     "ioctl",

Cargo.toml

@@ -98,7 +98,7 @@ windows-sys = { version = "0.59", features = [
 uds_windows = "1.1.0"
 
 [target.'cfg(unix)'.dependencies]
-nix = { version = "0.29", default-features = false, features = [
+nix = { version = "0.30", default-features = false, features = [
   "socket",
   "uio",
   "user",