Trying to fix syntax by using same Python version as dev env

Signed-off-by: Alex Tzonkov <4975715+attzonko@users.noreply.github.com>

Author: attzonko

.github/workflows/validate-reports.yml

@@ -28,7 +28,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
-          python-version: '3.9'
+          python-version: '3.12'
 
       - name: Install Ruby and CDDL tools
         run: |
@@ -151,7 +151,7 @@ jobs:
       - name: Set up Python
         uses: actions/setup-python@v4
         with:
-          python-version: '3.9'
+          python-version: '3.12'
 
       - name: Install Ruby and CDDL tools
         run: |