chore(deps): update dependency polysharp to 1.15.0 (#141)

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

Author: renovate[bot]

src/Directory.Packages.props

@@ -20,7 +20,7 @@
     <PackageVersion Include="Microsoft.CodeAnalysis.Common" Version="$(CodeAnalysisVersion)" />
     <PackageVersion Include="Microsoft.CodeAnalysis.CSharp.Workspaces" Version="$(CodeAnalysisVersion)" />
     <PackageVersion Include="Microsoft.CodeAnalysis.Workspaces.Common" Version="$(CodeAnalysisVersion)" />
-    <PackageVersion Include="PolySharp" Version="1.14.1" />
+    <PackageVersion Include="PolySharp" Version="1.15.0" />
     <PackageVersion Include="Avalonia" Version="11.2.0" />
     <PackageVersion Include="Avalonia.Themes.Fluent" Version="11.2.0" />
     <PackageVersion Include="Avalonia.Fonts.Inter" Version="11.2.0" />