ci: 👷 pipx and cache for poetry added

Signed-off-by: Onuralp SEZER <thunderbirdtr@fedoraproject.org>

.github/workflows/build.yml

@@ -18,19 +18,22 @@ jobs:
         python-version: ['3.8', '3.9', '3.10', '3.11']
 
     steps:
-    - uses: actions/checkout@v2
+    - uses: actions/checkout@v4
+    - name: Instal poetry for Python ${{ matrix.python-version }}
+      run: |
+            python -m pip install --upgrade pip
+            python -m pip install --upgrade poetry
+
+
     - name: Set up Python ${{ matrix.python-version }}
-      uses: actions/setup-python@v2
+      uses: actions/setup-python@v4
       with:
         python-version: ${{ matrix.python-version }}
+        cache: 'poetry'
 
     - name: Setup an environment for Python ${{ matrix.python-version }}
-      run: |
-            python -m pip install --upgrade pip
-            python -m pip install --upgrade poetry
-            poetry config virtualenvs.create false 
-            poetry install
-                    
+      run: poetry install
+
     - name: Lint with flake8
       run: |
         # stop the build if there are Python syntax errors or undefined names