Revert "fix test"

This reverts commit a7fff97.

Author: shuoweil

tests/system/small/test_run_and_publish_benchmark.py

@@ -12,13 +12,8 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-from pathlib import Path
-import sys
-
 from scripts import run_and_publish_benchmark
 
-sys.path.insert(0, str(Path(__file__).resolve().parents[3]))
-
 
 def test_collect_benchmark_result(tmp_path):
     # Create dummy log files