Added the tutorial video link.

README.md

@@ -2,7 +2,7 @@
 
 A quick-start Vue project that shows how to add and customize the symbol palette in the Syncfusion [Vue Diagram]( https://www.syncfusion.com/vue-components/vue-diagram?utm_source=github&utm_medium=listing&utm_campaign=vue-diagram-symbolpalette-sample) component. This project also includes code snippets for restricting the symbol palette's panel, customizing its symbol size, and customizing the symbol preview size.
 
-Watch the video: Coming soon...
+Watch the video: https://www.syncfusion.com/tutorial-videos/vue/diagram?title=how-to-add-the-symbol-palette-to-a-vue-diagram-component 
 
 Refer to the following documentation to learn about the Vue Diagram component: https://ej2.syncfusion.com/vue/documentation/diagram/symbol-palette <br/>
 Check out this online example of the Vue Diagram component: https://ej2.syncfusion.com/vue/demos/#/material3/diagram/symbol-palette.html