Update versio to 2.0.4

Author: Nicholas Bergesen

.github/workflows/PublishNugetPackage.yml

@@ -32,7 +32,7 @@ jobs:
     - name: Publish
       run: dotnet pack -c Release
     - name: Push to Nuget
-      run: dotnet nuget push ./Nick.RobotsParser/bin/Release/Nick.RobotsParser.2.0.3.nupkg --api-key ${{ secrets.NUGETAPIKEY }} -s https://api.nuget.org/v3/index.json
+      run: dotnet nuget push ./Nick.RobotsParser/bin/Release/Nick.RobotsParser.2.0.4.nupkg --api-key ${{ secrets.NUGETAPIKEY }} -s https://api.nuget.org/v3/index.json
     - name: Create Release
       id: create_release
       uses: actions/create-release@v1