chore(deps): bump DiffEngine from 6.5.0 to 6.5.5 (#129)

Bumps [DiffEngine](https://github.com/VerifyTests/DiffEngine) from 6.5.0 to 6.5.5.
- [Release notes](https://github.com/VerifyTests/DiffEngine/releases)
- [Commits](https://github.com/VerifyTests/DiffEngine/commits)

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

Co-authored-by: dependabot-preview[bot] <27856297+dependabot-preview[bot]@users.noreply.github.com>

src/Directory.build.props

@@ -35,7 +35,7 @@
     <PackageReference Include="Xunit.SkippableFact" Version="1.4.13" />
     <PackageReference Include="Xunit.StaFact" Version="1.0.37" />
     <PackageReference Include="FluentAssertions" Version="5.10.3" />
-    <PackageReference Include="DiffEngine" Version="6.5.0" />
+    <PackageReference Include="DiffEngine" Version="6.5.5" />
     <PackageReference Include="PublicApiGenerator" Version="10.2.0" />
     <PackageReference Include="coverlet.msbuild" Version="3.0.1">
       <PrivateAssets>all</PrivateAssets>