Update Rust crate clap to 4.6.0

Author: oxide-renovate[bot]

Cargo.toml

@@ -15,7 +15,7 @@ async-trait = "0.1.89"
 base64 = "0.22"
 bb8 = "0.9"
 chrono = "0.4.43"
-clap = { version = "4.5.60", features = ["derive", "string"] }
+clap = { version = "4.6.0", features = ["derive", "string"] }
 cookie = { version = "0.18.1" }
 crc32c = "0.6.8"
 diesel = { version = "2.3.6", features = ["postgres"] }