[CI] rm coverage.json so codecov only uses lcov.info

Author: 2bndy5

.github/workflows/run-dev-tests.yml

@@ -214,7 +214,9 @@ jobs:
 
       - name: Generate Coverage lcov report
         if: runner.os == 'Linux'
-        run: just lcov
+        run: |
+          rm coverage.json
+          just lcov
 
       - uses: codecov/codecov-action@v4
         if: runner.os == 'Linux'