Fixed a stupid typo in GitHub Actions workflow.

Author: wokhan

.github/workflows/dotnetcore.yml

@@ -49,4 +49,4 @@ jobs:
       run: dotnet pack --no-build --no-restore --output Wokhan.Core/bin/Release/ --configuration Release -p:PackageVersion=${{ env.PACKAGE_VERSION }}
 
     - name: Publish
-      run: dotnet nuget push Wokhan.Core/bin/Release/Wokhan.Core;${{ env.PACKAGE_VERSION }}.nupkg --api-key ${{ secrets.nuget_apikey }} --source https://api.nuget.org/v3/index.json
+      run: dotnet nuget push Wokhan.Core/bin/Release/Wokhan.Core.${{ env.PACKAGE_VERSION }}.nupkg --api-key ${{ secrets.nuget_apikey }} --source https://api.nuget.org/v3/index.json