message: Update test_capi.cpp
diff: @@ -526,8 +526,6 @@ TEST_CASE("Test prepared statements in C API", "[capi][.]") {
  TEST_CASE("Test appender statements in C API", "[capi][.]") {
  CAPITester tester;
  unique_ptr<CAPIResult> result;
  - duckdb_result res;
  - duckdb_prepared_statement stmt = nullptr;
  duckdb_state status;
  // open the database in in-memory mode
  