Update index.md (#2917)

Updated Entity Framework Visual Editor to add EFCore 5

Author: msawczyn

entity-framework/core/extensions/index.md

@@ -41,7 +41,7 @@ EF Core Power Tools is a Visual Studio extension that exposes various EF Core de
 
 ### Entity Framework Visual Editor
 
-Entity Framework Visual Editor is a Visual Studio extension that adds an O/RM designer for visual design of EF 6, and EF Core classes. Code is generated using T4 templates so can be customized to suit any needs. It supports inheritance, unidirectional and bidirectional associations, enumerations, and the ability to color-code your classes and add text blocks to explain potentially arcane parts of your design. For EF Core: 2, 3.
+Entity Framework Visual Editor is a Visual Studio extension that adds an O/RM designer for visual design of EF 6, and EF Core classes. Code is generated using T4 templates so can be customized to suit any needs. It supports inheritance, unidirectional and bidirectional associations, enumerations, and the ability to color-code your classes and add text blocks to explain potentially arcane parts of your design. For EF Core: 2, 3, 5.
 
 [Marketplace](https://marketplace.visualstudio.com/items?itemName=michaelsawczyn.EFDesigner)