have modules ci job use config for python-version too

.github/workflows/modules.yml

@@ -5,7 +5,22 @@ on:
     types: [submitted]
 
 jobs:
+  config:
+    runs-on: ubuntu-latest
+    outputs:
+      json: ${{ steps.load.outputs.json }}
+    steps:
+    - uses: actions/checkout@v4
+    - id: load
+      # based on https://docs.github.com/en/actions/using-workflows/workflow-commands-for-github-actions#multiline-strings
+      run: |
+        {
+          echo 'json<<EOF'
+          cat ./.python-versions.json
+          echo EOF
+        } >> $GITHUB_OUTPUT
   ci:
+    needs: config
     runs-on: ubuntu-latest
     strategy:
       fail-fast: false
@@ -46,7 +61,7 @@ jobs:
       - name: Setup python
         uses: actions/setup-python@v4
         with:
-          python-version: ${{ vars.PYTHON_VERSION_CURRENT }}
+          python-version: ${{ fromJson(needs.config.outputs.json).python_version_current }}
           architecture: x64
       - name: Test Module
         run: |