Update Rust crate indexmap to v2.11.4

Author: renovate[bot]

Cargo.lock

@@ -97,7 +97,7 @@ futures-util = "=0.3.31"
 hex = "=0.4.3"
 http = "=1.3.1"
 hyper = { version = "=1.7.0", features = ["client", "http1"] }
-indexmap = { version = "=2.11.3", features = ["serde"] }
+indexmap = { version = "=2.11.4", features = ["serde"] }
 indicatif = "=0.18.0"
 ipnetwork = "=0.21.1"
 json-subscriber = "=0.2.6"