Bump version to v8.2.3 (#250)

Author: axunonb

Directory.Build.props

@@ -7,8 +7,8 @@
         <Copyright>Copyright 2011-$(CurrentYear) axuno gGmbH</Copyright>
         <RepositoryUrl>https://github.com/axuno/Volleyball-League</RepositoryUrl>
         <PublishRepositoryUrl>true</PublishRepositoryUrl>
-        <Version>8.2.1</Version>
-        <FileVersion>8.2.1</FileVersion>
+        <Version>8.2.3</Version>
+        <FileVersion>8.2.3</FileVersion>
         <AssemblyVersion>8.0.0.0</AssemblyVersion> <!--only update AssemblyVersion with major releases -->
         <LangVersion>latest</LangVersion>
         <Nullable>enable</Nullable>