deps(rust): update libnss requirement from 0.7.0 to 0.8.0

---
updated-dependencies:
- dependency-name: libnss
  dependency-type: direct:production
...

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

src/nss/Cargo.toml

@@ -17,7 +17,7 @@ path =  "src/lib.rs"
 [dependencies]
 himmelblau_unix_common = { workspace = true }
 kanidm_unix_common = { workspace = true }
-libnss = "0.7.0"
+libnss = "0.8.0"
 libc = { workspace = true }
 paste = { workspace = true }
 lazy_static = { workspace = true }