Fixes a mistake in server and wikibase crate build

.github/workflows/release.yml

@@ -43,6 +43,7 @@ jobs:
         working-directory: ./lib
   publish_server_crate:
     runs-on: ubuntu-latest
+    needs: publish_lib_crate
     steps:
       - uses: actions/checkout@v2
       - run: rustup update
@@ -53,6 +54,7 @@ jobs:
         working-directory: ./server
   publish_wikibase_crate:
     runs-on: ubuntu-latest
+    needs: publish_lib_crate
     steps:
       - uses: actions/checkout@v2
       - run: rustup update
@@ -112,7 +114,7 @@ jobs:
           repository: oxigraph/oxigraph.github.io
           path: website
           token: ${{ secrets.FULL_ACCESS_TOKEN }}
-      - run: echo ::set-env name=RELEASE_VERSION::$(echo ${GITHUB_REF:10})
+      - run: echo "RELEASE_VERSION=$(echo ${GITHUB_REF:10})" >> $GITHUB_ENV
       - run: |
           rm -rf ./website/pyoxigraph/stable && mkdir -p ./website/pyoxigraph/stable && cp -r ./python/docs/build/html/* ./website/pyoxigraph/stable/
           mkdir -p ./website/pyoxigraph/$RELEASE_VERSION && cp -r ./python/docs/build/html/* ./website/pyoxigraph/$RELEASE_VERSION/