🔖 update versioning to 2.0.11.0

Author: fluffynuts

src/log4net/AssemblyVersionInfo.cs

@@ -28,11 +28,11 @@
 // You can specify all the values or you can default the Revision and Build Numbers 
 // by using the '*' as shown below:
 
-[assembly: System.Reflection.AssemblyVersion("2.0.9.0")]
+[assembly: System.Reflection.AssemblyVersion("2.0.11.0")]
 
 #if !NETCF
 #if !SSCLI
-[assembly: System.Reflection.AssemblyFileVersion("2.0.9.0")]
+[assembly: System.Reflection.AssemblyFileVersion("2.0.11.0")]
 #endif
 #endif