Bump Microsoft.Owin from 4.0.0 to 4.2.2 in /Service

Bumps [Microsoft.Owin](https://github.com/aspnet/AspNetKatana) from 4.0.0 to 4.2.2.
- [Release notes](https://github.com/aspnet/AspNetKatana/releases)
- [Commits](aspnet/AspNetKatana@v4.0.0...v4.2.2)

---
updated-dependencies:
- dependency-name: Microsoft.Owin
  dependency-type: direct:production
...

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

Author: dependabot[bot]

Service/packages.config

@@ -17,7 +17,7 @@
   <package id="Microsoft.AspNet.WebApi.WebHost" version="5.2.3" targetFramework="net46" />
   <package id="Microsoft.CodeDom.Providers.DotNetCompilerPlatform" version="1.0.8" targetFramework="net46" />
   <package id="Microsoft.Net.Compilers" version="2.6.1" targetFramework="net46" developmentDependency="true" />
-  <package id="Microsoft.Owin" version="4.0.0" targetFramework="net46" />
+  <package id="Microsoft.Owin" version="4.2.2" targetFramework="net46" />
   <package id="Microsoft.Owin.Host.SystemWeb" version="4.0.0" targetFramework="net46" />
   <package id="Microsoft.Owin.Security" version="3.1.0" targetFramework="net46" />
   <package id="Microsoft.Owin.Security.Cookies" version="3.1.0" targetFramework="net46" />