Simplify cargo_command::cargo_subcommand_args test
Simplify cargo_command::cargo_subcommand_args test

nipunn1313/cargo,rust-lang/cargo,tsurai/cargo,rustyhorde/cargo,tshepang/cargo,eminence/cargo,rustyhorde/cargo,vojtechkral/cargo,tsurai/cargo,rustyhorde/cargo,eminence/cargo,tsurai/cargo,rust-lang/cargo,eminence/cargo,tsurai/cargo,vojtechkral/cargo,rustyhorde/cargo,vojtechkral/cargo,nipunn1313/cargo,rust-lang/cargo,eminence/cargo,tshepang/cargo,tsurai/cargo,tshepang/cargo,vojtechkral/cargo,nipunn1313/cargo,rust-lang/cargo,tshepang/cargo,nipunn1313/cargo