Bump log4net in /examples/WireMock.Net.Console.Net461.Classic (#573)

Bumps [log4net](https://github.com/apache/logging-log4net) from 2.0.8 to 2.0.10.
- [Release notes](https://github.com/apache/logging-log4net/releases)
- [Changelog](https://github.com/apache/logging-log4net/blob/master/ReleaseInstructions.txt)
- [Commits](apache/logging-log4net@rel/2.0.8...rel/2.0.10)

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examples/WireMock.Net.Console.Net461.Classic/packages.config

@@ -1,7 +1,7 @@
 <?xml version="1.0" encoding="utf-8"?>
 <packages>
   <package id="Handlebars.Net" version="1.9.5" targetFramework="net461" />
-  <package id="log4net" version="2.0.8" targetFramework="net461" />
+  <package id="log4net" version="2.0.10" targetFramework="net461" />
   <package id="Newtonsoft.Json" version="11.0.2" targetFramework="net461" />
   <package id="SimMetrics.Net" version="1.0.5" targetFramework="net461" />
 </packages>