Adjust github test action

Author: laurynas

.github/workflows/main.yml

@@ -12,7 +12,7 @@ jobs:
           - '3.11'
           - '3.12'
           - '3.13'
-          # - '3.14'
+          - '3.14.0-beta.4'
     name: Python ${{ matrix.python-version }} sample
     steps:
       - uses: actions/checkout@v4
@@ -22,7 +22,6 @@ jobs:
           cache: 'pip'
       - name: Install dependencies
         run: |
-          # python -m pip install --upgrade pip
           pip install -r requirements.txt
           pip install -r test-requirements.txt
       - name: Run tests