chore: use pip3

Author: shortcuts

.github/workflows/main.yml

@@ -92,7 +92,7 @@ jobs:
       run: |
         python -m venv python-ci-run
         source python-ci-run/bin/activate
-        python -m pip install --upgrade pip
-        python -m pip install tox
-        python -m pip install -r requirements.txt
+        pip3 install --upgrade pip
+        pip3 install tox
+        pip3 install -r requirements.txt
         TOXENV=${{ matrix.toxenv }} ALGOLIA_APPLICATION_ID=${{ secrets.ALGOLIA_APPLICATION_ID }} ALGOLIA_API_KEY=${{ secrets.ALGOLIA_API_KEY }} tox