Update README.md

Author: MaggieKimani1

README.md

@@ -21,8 +21,8 @@ Project Objectives
 
 # Installation
 
-- Install core Nuget package `Microsoft.OpenApi`
-- Install readers Nuget package `Microsoft.OpenApi.Readers`
+- Install core Nuget package [**Microsoft.OpenApi**](https://www.nuget.org/packages/Microsoft.OpenApi)
+- Install readers Nuget package [**Microsoft.OpenApi.Readers**](https://www.nuget.org/packages/Microsoft.OpenApi.Readers)
 
 # Processors
 The OpenAPI.NET project holds the base object model for representing OpenAPI documents as .NET objects. Some developers have found the need to write processors that convert other data formats into this OpenAPI.NET object model. We'd like to curate that list of processors in this section of the readme.