Stop using deprecated way of setting output

Author: Pascal van Buijtene

.github/workflows/release.yml

@@ -12,7 +12,7 @@ jobs:
         uses: actions/checkout@v3
       - name: Get the version
         id: get_version
-        run: echo ::set-output name=version::${GITHUB_REF:15}
+        run: echo "version=${GITHUB_REF:15}" >> $GITHUB_OUTPUT
       - name: Setup node
         uses: actions/setup-node@v3
         with: