chore: install uv manually

Author: Lancetnik

.github/workflows/pr_tests.yaml

@@ -26,11 +26,11 @@ jobs:
       - uses: actions/setup-python@v5
         with:
           python-version: 3.9
-      - uses: yezz123/setup-uv@v4
       - name: Install Dependencies and library
         shell: bash
         run: |
           set -ux
+          python -m pip install uv
           uv pip install --system -e ".[lint]"
 
       - name: Run ruff