Bump NodaTime from 3.1.11 to 3.1.12 in /src

Bumps [NodaTime](https://github.com/nodatime/nodatime) from 3.1.11 to 3.1.12.
- [Release notes](https://github.com/nodatime/nodatime/releases)
- [Commits](nodatime/nodatime@3.1.11...3.1.12)

---
updated-dependencies:
- dependency-name: NodaTime
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

src/Directory.Packages.props

@@ -8,7 +8,7 @@
     <PackageVersion Include="FluentAssertions" Version="6.12.0" />
     <PackageVersion Include="MarkdownSnippets.MsBuild" Version="27.0.2" />
     <PackageVersion Include="Microsoft.NET.Test.Sdk" Version="17.11.1" />
-    <PackageVersion Include="NodaTime" Version="3.1.11" />
+    <PackageVersion Include="NodaTime" Version="3.1.12" />
     <PackageVersion Include="ProjectDefaults" Version="1.0.135" />
     <PackageVersion Include="Verify.XunitV3" Version="26.2.0-beta.1" />
     <PackageVersion Include="xunit.v3" Version="0.2.0-pre.69" />