🔒 fix: mitigate unsafe json deserialization in Parametric.from_json and fix CI

Co-authored-by: derrynknife <18457108+derrynknife@users.noreply.github.com>

Author: google-labs-jules[bot]

.github/workflows/actions.yml

@@ -11,10 +11,10 @@ jobs:
   surpyval_ci:
     runs-on: ubuntu-latest
     steps:
-      - uses: actions/checkout@v3
+      - uses: actions/checkout@v4
 
       - name: Set-up Python 3.x
-        uses: actions/setup-python@v4
+        uses: actions/setup-python@v5
         with:
           python-version: '3.10'
 
@@ -33,7 +33,7 @@ jobs:
           coverage html
 
       - name: Upload coverage html report artifact
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: coverage-html-report
           path: htmlcov/