Merge pull request #2 from alan-turing-institute/dependabot/github_actions/actions/upload-artifact-4

Bump actions/upload-artifact from 3 to 4

Author: rwood-97

.github/workflows/cd.yml

@@ -24,7 +24,7 @@ jobs:
       - name: Build sdist and wheel
         run: pipx run build
 
-      - uses: actions/upload-artifact@v3
+      - uses: actions/upload-artifact@v4
         with:
           path: dist