fix test code

Author: seyong92

.github/workflows/python-package.yml

@@ -16,7 +16,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        python-version: ["3.8", "3.9", "3.10"]
+        python-version: ["3.8", "3.9", "3.10", "3.11"]
 
     steps:
     - uses: actions/checkout@v3
@@ -29,7 +29,7 @@ jobs:
         sudo apt-get install libsndfile1-dev
         python -m pip install --upgrade pip
         python -m pip install poetry flake8 pytest
-        poetry install
+        poetry install --no-root
 #        if [ -f requirements.txt ]; then pip install -r requirements.txt; fi
     - name: Lint with flake8
       run: |