install curl for codecov

Author: jhdark

.github/workflows/ci_docker.yml

@@ -20,6 +20,10 @@ jobs:
         - name: Run tests
           run: |
             python3 -m pytest test/ --cov openmc2dolfinx --cov-report xml --cov-report term
+        
+        - name: Install curl for codecov
+          run: |
+            apt-get update && apt-get install -y curl
 
         - name: Upload to codecov
           uses: codecov/codecov-action@v5