Bump log4net from 2.0.8 to 2.0.10 in /Web

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)

---
updated-dependencies:
- dependency-name: log4net
  dependency-type: direct:production
...

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Author: dependabot[bot]

Web/packages.config

@@ -14,7 +14,7 @@
   <package id="jQuery" version="3.2.1" targetFramework="net46" />
   <package id="jquery.datatables" version="1.10.15" targetFramework="net46" />
   <package id="jQuery.Validation" version="1.16.0" targetFramework="net46" />
-  <package id="log4net" version="2.0.8" targetFramework="net46" />
+  <package id="log4net" version="2.0.10" targetFramework="net46" />
   <package id="Microsoft.ApplicationInsights" version="2.4.0" targetFramework="net46" />
   <package id="Microsoft.ApplicationInsights.Agent.Intercept" version="2.4.0" targetFramework="net46" />
   <package id="Microsoft.ApplicationInsights.DependencyCollector" version="2.4.1" targetFramework="net46" />