build(deps): Bump postgres from 0.19.7 to 0.19.8

Bumps [postgres](https://github.com/sfackler/rust-postgres) from 0.19.7 to 0.19.8.
- [Release notes](https://github.com/sfackler/rust-postgres/releases)
- [Commits](sfackler/rust-postgres@postgres-v0.19.7...postgres-v0.19.8)

---
updated-dependencies:
- dependency-name: postgres
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Cargo.toml

@@ -23,7 +23,7 @@ env_logger = "0.11.3"
 futures-util = "0.3.30"
 jsonwebtoken = "9.3.0"
 once_cell = "1.19.0"
-postgres = { version = "0.19.4", features = ["with-uuid-1", "with-chrono-0_4"] }
+postgres = { version = "0.19.8", features = ["with-uuid-1", "with-chrono-0_4"] }
 regex = "1.10.5"
 serde = { version = "1.0", features = ["derive"] }
 serde_json = "1.0"