fix(authorization): exclude revoked records when checking existing authorization

The findByAccountSequenceAndRoleType query now excludes REVOKED status,
allowing users to be re-authorized after their authorization was revoked.

🤖 Generated with [Claude Code](https://claude.com/claude-code)

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>

backend/services/authorization-service/src/infrastructure/persistence/repositories/authorization-role.repository.impl.ts

@@ -121,6 +121,7 @@ export class AuthorizationRoleRepositoryImpl implements IAuthorizationRoleReposi
       where: {
         accountSequence: accountSequence,
         roleType: roleType,
+        status: { not: AuthorizationStatus.REVOKED }, // 排除已撤销的记录
         ...this.notDeleted,
       },
     })