fix(deps): update rust crate tokio to 1.48.0

Author: renovate[bot]

Cargo.lock

@@ -31,7 +31,7 @@ serde_json = "1.0.145"
 lambda_runtime = "0.14.4"
 
 [dev-dependencies]
-tokio = "1.47.1"
+tokio = "1.48.0"
 
 [package.metadata.docs.rs]
 all-features = true