deps: bump heck from 0.4.1 to 0.5.0

Pull-Request: #5240.

Author: dependabot[bot]

Cargo.lock

@@ -14,7 +14,7 @@ categories = ["network-programming", "asynchronous"]
 proc-macro = true
 
 [dependencies]
-heck = "0.4"
+heck = "0.5"
 quote = "1.0"
 syn = { version = "2.0.52", default-features = false, features = ["clone-impls", "derive", "parsing", "printing", "proc-macro"] }
 proc-macro2 = "1.0"