WPF-956968-KB link added in the read me file#2

VimalaThirumalaikumar merged 2 commits intomasterSyncfusionExamples/How-to-Add-Arrows-to-the-Chart-Axis-in-WPF-Chart:masterfrom

WPF-956968-ChartKBImprovementSyncfusionExamples/How-to-Add-Arrows-to-the-Chart-Axis-in-WPF-Chart:WPF-956968-ChartKBImprovementCopy head branch name to clipboard