nuget-azure-ad-b2c-backend: bump the nswag-packages group

Bumps the nswag-packages group in /samples/AzureADB2CAuth/auth-backend with 2 updates: [NSwag.AspNetCore](https://github.com/RicoSuter/NSwag) and [NSwag.MSBuild](https://github.com/RicoSuter/NSwag).


Updates `NSwag.AspNetCore` from 14.1.0 to 14.2.0
- [Release notes](https://github.com/RicoSuter/NSwag/releases)
- [Changelog](https://github.com/RicoSuter/NSwag/blob/master/CHANGELOG.md)
- [Commits](RicoSuter/NSwag@v14.1.0...v14.2.0)

Updates `NSwag.MSBuild` from 14.1.0 to 14.2.0
- [Release notes](https://github.com/RicoSuter/NSwag/releases)
- [Changelog](https://github.com/RicoSuter/NSwag/blob/master/CHANGELOG.md)
- [Commits](RicoSuter/NSwag@v14.1.0...v14.2.0)

---
updated-dependencies:
- dependency-name: NSwag.AspNetCore
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: nswag-packages
- dependency-name: NSwag.MSBuild
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: nswag-packages
...

Signed-off-by: dependabot[bot] <[email protected]>

samples/AzureADB2CAuth/auth-backend/Directory.Packages.props

@@ -8,8 +8,8 @@
     <PackageVersion Include="Microsoft.Extensions.Logging.Abstractions" Version="8.0.1" />
     <PackageVersion Include="Microsoft.Identity.Web" Version="3.2.0" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-    <PackageVersion Include="NSwag.AspNetCore" Version="14.1.0" />
-    <PackageVersion Include="NSwag.MSBuild" Version="14.1.0" />
+    <PackageVersion Include="NSwag.AspNetCore" Version="14.2.0" />
+    <PackageVersion Include="NSwag.MSBuild" Version="14.2.0" />
     <PackageVersion Include="StyleCop.Analyzers" Version="1.2.0-beta.556" />
     <PackageVersion Include="xunit" Version="2.9.2" />
     <PackageVersion Include="xunit.abstractions" Version="2.0.3" />