fix(ci): Correct coverage report path in workflow

This commit updates the CI workflow to use the correct path when copying the coverage report from the Docker container. The previous path was incorrect, causing the Codecov upload step to fail.

Author: RandomProgramm3r

.github/workflows/ci.yml

@@ -69,7 +69,7 @@ jobs:
           "cd promo_code && coverage run --rcfile=.coveragerc manage.py test && coverage xml"
         
       - name: Copy coverage report from container 📂
-        run: docker compose cp web:/app/promo_code/coverage.xml ./coverage.xml
+        run: docker compose cp web:/usr/src/app/promo_code/coverage.xml ./coverage.xml
 
       - name: Upload coverage to Codecov 🚀
         uses: codecov/codecov-action@v5