fix yml formatting

Author: lailabougria

.github/workflows/release.yml

@@ -20,7 +20,7 @@ jobs:
           dotnet-version: 6.0.x
       - name: Build
         run: dotnet build src --configuration Release
-     - name: Sign NuGet packages
+      - name: Sign NuGet packages
         uses: Particular/sign-nuget-packages-action@v1.0.0
         with:
           client-id: ${{ secrets.AZURE_KEY_VAULT_CLIENT_ID }}