deps(dotnet): Bump Stimulsoft.Dashboards.Win from 2022.1.2 to 2026.2.2

---
updated-dependencies:
- dependency-name: Stimulsoft.Dashboards.Win
  dependency-version: 2026.2.2
  dependency-type: direct:production
  update-type: version-update:semver-major
...

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

Author: dependabot[bot]

Directory.Packages.props

@@ -52,7 +52,7 @@
     <PackageVersion Include="CefSharp.OffScreen.NETCore" Version="146.0.70" />
     <PackageVersion Include="CefSharp.Wpf.NETCore" Version="146.0.70" />
     <!-- Reporting (Stimulsoft) - Version bleibt wegen Lizenz! -->
-    <PackageVersion Include="Stimulsoft.Dashboards.Win" Version="2022.1.2" />
+    <PackageVersion Include="Stimulsoft.Dashboards.Win" Version="2026.2.2" />
     <PackageVersion Include="Stimulsoft.Reports.Wpf" Version="2022.1.2" />
     <!-- Polyfills for netstandard2.0 / net8.0 -->
     <PackageVersion Include="PolySharp" Version="1.15.0" />