ci: fix pip invocation

.github/workflows/run_check_source.yml

@@ -32,7 +32,7 @@ jobs:
 
       - name: Install dependencies
         run: |
-          pip3 install -r release_tools/requirements.txt
+          pip install --break-system-packages -r release_tools/requirements.txt
 
       - name: Checkout obs-build
         uses: https://github.com/actions/checkout@v4
@@ -75,5 +75,5 @@ jobs:
           PR_CREATED_AT: ${{ github.event.pull_request.created_at }}
           PR_DESCRIPTION: ${{ github.event.pull_request.body }}
         run: |
-          python check_source.py --scm-type=Action --platform=Action --debug -A http://localhost:3000 action # set OBS API address to http://localhost:3000 just in case
+          python3 check_source.py --scm-type=Action --platform=Action --debug -A http://localhost:3000 action # set OBS API address to http://localhost:3000 just in case
         working-directory: release_tools