chore(deps): update dependency yamldotnet to v15 (#982)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Directory.Packages.props

@@ -50,7 +50,7 @@
     <PackageVersion Include="System.Text.Json" Version="6.0.9" />
     <PackageVersion Include="System.Threading.Tasks.Dataflow" Version="7.0.0" />
     <PackageVersion Include="Tomlyn.Signed" Version="0.17.0" />
-    <PackageVersion Include="yamldotnet" Version="13.7.1" />
+    <PackageVersion Include="yamldotnet" Version="15.1.6" />
     <PackageVersion Include="Faker.net" Version="2.0.163" />
     <PackageVersion Include="Valleysoft.DockerfileModel" Version="1.1.1" />
   </ItemGroup>