Move coverage files before processing

Author: darsnack

.github/workflows/CI.yml

@@ -86,6 +86,9 @@ jobs:
           arch: x64
       - uses: julia-actions/julia-buildpkg@v1
       - uses: actions/download-artifact@v3
+      - run: |
+          cp -r coverage-*/* .
+          rm -rf coverage-*
       - uses: julia-actions/julia-processcoverage@v1
       - uses: codecov/codecov-action@v2
         with: