message: remove unused var in `Database integration tests`
diff: @@ -421,8 +421,6 @@ TEST_CASE("Database integration tests", "[database]") {
  }
  SECTION("read_concern is inherited from parent", "[database]") {
  - stdx::string_view collection_name{"collection_read_concern"};
  -
  read_concern::level majority = read_concern::level::k_majority;
  read_concern::level local = read_concern::level::k_local;
  