Updated the .NET 9.0 version framework#4

tineshsf4652 wants to merge 4 commits intomasterSyncfusionExamples/How-to-pass-a-JSON-array-to-.NET-MAUI-Chart-SfCartesianChart:masterfrom

change_target_frameworkSyncfusionExamples/How-to-pass-a-JSON-array-to-.NET-MAUI-Chart-SfCartesianChart:change_target_frameworkCopy head branch name to clipboard