Update ci.yml

Try to ignore test dir from codecov.io

Author: vpapanasta

.github/workflows/ci.yml

@@ -19,9 +19,11 @@ jobs:
         with:
           test-results-junit: test-results/results.xml
           code-coverage-cobertura: code-coverage/coverage.xml
+          ignore:
+            - "*/tests/*"
           source-folder: .
       - name: Upload coverage reports to Codecov
-        uses: codecov/codecov-action@v4
+        uses: codecov/codecov-action@v4        
         with:
           token: ${{ secrets.CODECOV_TOKEN }}
           slug: matlab-deep-learning/llms-with-matlab