fix filename

Author: johanneswilm

.github/workflows/build.yml

@@ -94,8 +94,8 @@ jobs:
       - name: Upload zipped file as artifact
         uses: actions/upload-artifact@v4
         with:
-          name: pandoc-wasm-v$VERSION.zip
-          path: pandoc-wasm-v$VERSION.zip
+          name: pandoc-wasm-$VERSION.zip
+          path: pandoc-wasm-$VERSION.zip
 
       - name: Upload to release
         if: github.event_name == 'push' && contains(github.ref, 'refs/tags/')