remove unused deps

Author: Mr-Leshiy

rust/cbork-cddl-parser/Cargo.toml

@@ -15,8 +15,6 @@ repository.workspace = true
 workspace = true
 
 [dependencies]
-derive_more = {version = "1.0.0", features = ["from","display"] }
 pest = { version = "2.7.13", features = ["std", "pretty-print", "memchr", "const_prec_climber"] }
 pest_derive = { version = "2.7.13", features = ["grammar-extras"] }
-thiserror = "1.0.64"
 anyhow = "1.0.89"