link fix

Author: tapanm-MSFT

powerapps-docs/maker/canvas-apps/powerapps-custom-visual.md

@@ -111,5 +111,5 @@ For more information see: [Power BI Accessibility Documentation]( https://docs.m
 
 ## Next steps
 
-* Go through a simple [step-by-step tutorial](https://docs.microsoft.com/power-bi/visuals/power-bi-visualization-powerapp.md).
+* Go through a simple [step-by-step tutorial](https://docs.microsoft.com/power-bi/visuals/power-bi-visualization-powerapp).
 * Check out our [video](https://aka.ms/powerappscustomvisualvideo).