ci: fix release workflow

Author: tsirysndr

.github/workflows/release.yml

@@ -22,9 +22,8 @@ jobs:
         run: echo "RELEASE_VERSION=${GITHUB_REF#refs/*/}" >> $GITHUB_ENV
       - name: Upload release
         run: |
-          export FILE=/app/rust.wasm
+          export FILE=/app/plugin/target/wasm32-unknown-unknown/release/rust.wasm
           fluentci run github_pipeline release_upload
-        working-directory: plugin/target/wasm32-unknown-unknown/release/
         env:
           TAG: ${{ env.RELEASE_VERSION }}
           GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}