drop unused omnom dependency

Signed-off-by: Marc-Antoine Perennou <[email protected]>

Author: Keruspe

Cargo.toml

@@ -33,7 +33,6 @@ http = { version = "0.2.0", optional = true }
 anyhow = "1.0.26"
 cookie = { version = "0.13.0", features = ["percent-encode"] }
 infer = "0.1.2"
-omnom = "2.1.1"
 pin-project-lite = "0.1.0"
 url = "2.1.1"
 serde_json = "1.0.51"