deps: Bump MailKit and MimeKit

Bumps MailKit from 4.18.0 to 4.18.1
Bumps MimeKit from 4.18.0 to 4.18.1

---
updated-dependencies:
- dependency-name: MailKit
  dependency-version: 4.18.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
- dependency-name: MimeKit
  dependency-version: 4.18.1
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Directory.Packages.props

@@ -61,7 +61,7 @@
     <PackageVersion Include="LiteDB" Version="5.0.21" />
     <PackageVersion Include="linq2db" Version="6.5.0" />
     <PackageVersion Include="linq2db.Provider.SQLite" Version="6.0.0" />
-    <PackageVersion Include="MailKit" Version="4.18.0" />
+    <PackageVersion Include="MailKit" Version="4.18.1" />
     <PackageVersion Include="Markdig" Version="1.3.2" />
     <PackageVersion Include="MessagePack" Version="3.1.8" />
     <PackageVersion Include="Microsoft.AspNetCore.Authentication.Certificate" Version="10.0.12" />
@@ -101,7 +101,7 @@
     <PackageVersion Include="Microsoft.Testing.Extensions.CodeCoverage" Version="18.11.2" />
     <PackageVersion Include="Microsoft.SourceLink.GitHub" Version="10.0.401" />
     <PackageVersion Include="Microsoft.VisualStudio.DiagnosticsHub.BenchmarkDotNetDiagnosers" Version="18.7.37220.1" />
-    <PackageVersion Include="MimeKit" Version="4.18.0" />
+    <PackageVersion Include="MimeKit" Version="4.18.1" />
     <PackageVersion Include="Moq" Version="4.20.72" />
     <PackageVersion Include="OrchardCore.Application.Cms.Targets" Version="3.0.1" />
     <PackageVersion Include="SafeWebCore" Version="1.7.0" />