chore: update UpgradePath set v. to 19.1.25.521 (#1691)

refs: no issue.

Author: ighristov

upgrade/2025/2025-q2-19-1-25-520.md renamed to upgrade/2025/2025-q2-19-1-25-521.md

@@ -1,16 +1,16 @@
 ---
-title: 2025 Q2 (19.1.25.520)
-page_title: 2025 Q2 19.1.25.520 Release Overview
-description: "See the changes introduced with Telerik Reporting 2025 Q2 (19.1.25.520) that should be considered before upgrading, and the 3rd party products & packages this version depends on."
-slug: telerikreporting/upgrade/2025/2025-q2-19-1-25-520
+title: 2025 Q2 (19.1.25.521)
+page_title: 2025 Q2 19.1.25.521 Release Overview
+description: "See the changes introduced with Telerik Reporting 2025 Q2 (19.1.25.521) that should be considered before upgrading, and the 3rd party products & packages this version depends on."
+slug: telerikreporting/upgrade/2025/2025-q2-19-1-25-521
 tags: q2,2025
 published: True
 position: 0
 ---
 
-# 2025 Q2 (19.1.25.520) Changes and Dependencies
+# 2025 Q2 (19.1.25.521) Changes and Dependencies
 
-This article explains the manual changes required when upgrading to Telerik Reporting 2025 Q2 (19.1.25.520).
+This article explains the manual changes required when upgrading to Telerik Reporting 2025 Q2 (19.1.25.521).
 
 ## Changes
 
@@ -26,15 +26,15 @@ The viewer is built with Telerik UI for WinUI __4.0.0__. WinUI Report Viewer tar
 
 ### WPF Report Viewer for .NET Framework
 
-The viewer is built with Telerik UI Controls for WPF __2025.2.520.462__. If you are using a newer version, consider adding binding redirects. For more information see: [How to Add report viewer to a WPF .NET Framework project]({%slug telerikreporting/using-reports-in-applications/display-reports-in-applications/wpf-application/how-to-add-report-viewer-to-a-wpf-.net-framework-project%}).
+The viewer is built with Telerik UI Controls for WPF __2025.2.521.462__. If you are using a newer version, consider adding binding redirects. For more information see: [How to Add report viewer to a WPF .NET Framework project]({%slug telerikreporting/using-reports-in-applications/display-reports-in-applications/wpf-application/how-to-add-report-viewer-to-a-wpf-.net-framework-project%}).
 
 ### WPF Report Viewer for .NET 6
 
 Since .NET 6 is out of support, Report Viewer for WPF for .NET 6 is no longer distributed.
 
 ### WPF Report Viewer for .NET 8
 
-The viewer is built with Telerik UI Controls for WPF __2025.2.520.80__ and targets .NET 8.
+The viewer is built with Telerik UI Controls for WPF __2025.2.521.80__ and targets .NET 8.
 
 ### Standalone Report Designer targeting .NET Framework 4.6.2