Explicit download coverage artifact to .coverage directory

Author: JonnyWong16

.github/workflows/ci.yaml

@@ -254,6 +254,9 @@ jobs:
 
     - name: Download all coverage artifacts
       uses: actions/download-artifact@v5
+      with:
+        pattern: coverage-*
+        path: .coverage
 
     - name: Combine ${{ matrix.plex }} coverage results
       run: |