Remove unused test const
This change removes a const defined in the permission checker's test
module. This const was not used and caused a clippy warning.
@@ -289,7 +289,6 @@ mod tests {
const ROLE_ALPHA_BUYER: &str = "buyer";
const ROLE_BETA_BUYER: &str = "buyer";
const ROLE_ALPHA_SELLER: &str = "seller";
- const ROLE_BETA_SELLER: &str = "seller";
const PERM_ALIAS_BUYER: &str = "po::buyer";
const PERM_ALIAS_SELLER: &str = "po::seller";
