validation: fix hash formatting

validation/src/validator.rs

@@ -121,7 +121,7 @@ impl Validator{
 			// fetch the script policy
 			let script_policy=interpret_get_script_policy_response(
 				self.api.get_script_policy_from_hash(submissions_api::external::ScriptPolicyHashRequest{
-					hash:format!("{:x}",hash).as_str(),
+					hash:format!("{:016x}",hash).as_str(),
 				}).await
 			).map_err(ValidateError::ApiGetScriptPolicy)?;