Bump the rust-minor-patch group with 1 update

Bumps the rust-minor-patch group with 1 update: [postcard](https://github.com/jamesmunns/postcard).

- [Release notes](https://github.com/jamesmunns/postcard/releases)
- [Changelog](https://github.com/jamesmunns/postcard/blob/main/CHANGELOG.md)
- [Commits](jamesmunns/postcard@v1.0.7...v1.0.8)

---
updated-dependencies:
- dependency-name: postcard
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: rust-minor-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Cargo.toml

@@ -27,7 +27,7 @@ once_cell = { version = "1.18.0", default-features = false }
 poem = { version = "1.3.58", default-features = false, features = ["server", "anyhow"] }
 poem-ext = { version = "0.9.4", default-features = false, features = ["shield"] }
 poem-openapi = { version = "3.0.5", default-features = false, features = ["swagger-ui", "redoc", "uuid"] }
-postcard = { version = "1.0.7", default-features = false, features = ["use-std"] }
+postcard = { version = "1.0.8", default-features = false, features = ["use-std"] }
 prometheus = { version = "0.13.3", default-features = false }
 redis = { version = "0.23.3", default-features = false, features = ["tokio-comp", "connection-manager"] }
 regex = "1.9.5"