Bump log4net in /module/ASC.Mail/Services/ASC.Mail.EmlDownloader

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/doc/ReleaseInstructions-legacy.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]

common/ASC.Common/ASC.Common.csproj

@@ -257,7 +257,7 @@
       <Version>1.6.0.1</Version>
     </PackageReference>
     <PackageReference Include="log4net">
-      <Version>2.0.9</Version>
+      <Version>2.0.10</Version>
     </PackageReference>
     <PackageReference Include="Microsoft.AspNetCore.Cryptography.KeyDerivation">
       <Version>3.1.4</Version>

module/ASC.Mail/Services/ASC.Mail.EmlDownloader/ASC.Mail.EmlDownloader.csproj

@@ -78,7 +78,7 @@
       <Version>2.8.0</Version>
     </PackageReference>
     <PackageReference Include="log4net">
-      <Version>2.0.9</Version>
+      <Version>2.0.10</Version>
     </PackageReference>
     <PackageReference Include="MailKit">
       <Version>2.15.0</Version>